The Lance Armstrong Foundation is the largest athlete charity in history. To give you an idea of how big the business of fighting cancer for Lance Armstrong has been, take a look at the numbers below.

10: Licensees of the Livestrong brand (American Century, Giro, Johnson Health Tech, Nike, Oakley, RadioShack, Sporting Club, thinksport, Trek and Demand Media).

27: Number of trademarks the Lance Armstrong Foundation has for the word "Livestrong."

81: Amount, in cents, the Livestrong Foundation says it invests in fighting cancer for every dollar donated.

550: Number of organizations the foundation has provided funding to since its inception.

5,708: Days the Lance Armstrong Foundation has been incorporated.

225,700: Number of people the foundation says it served -- in person, online or on the phone -- in its cancer network last year.

$15.7 million: Royalties and licensing fees the Lance Armstrong Foundation generated in 2011.

$16.7 million: Amount the Lance Armstrong Foundation generated in event revenue last year.

$43 million: Amount the Lance Armstrong Foundation had in investments by the end of 2010.

$85 million: Amount of grants the foundation has funded through 2011.

$100 million: Money generated from sales of $1 Nike yellow Livestrong wristbands.

$470 million: Total amount raised since the foundation began in 1997.

Source: Lance Armstrong Foundation Annual Reports, tax statements and press releases