Since the amount of cash you can have exceeds the max 32bit integer, most likely the max unsigned 64 bit integer 18,446,744,073,709,551,615 the number gangam style has to hit to "break" youtube's view count again. you only need 23,058,430,092,136,939,518,750 boy scout coins to max out, enough to buy all players in the game I'm sure.