How many ways can a deck of 52 playing cards can be arranged?
The answer is about 8 with 67 zeros after it.
Like mine, I'll bet your guess was not even close.
Don't believe it? Check out these 2 sites.
Card Permutations explained at Murderous Math
Freely Thinking Site
Poker Odds sites:
Wizard of Odds site
Texas Hold'em Dominated Hand Probabilities