A Shuffled Deck Has Probably Never Existed Before

There are about 8 times 10 to the 67th possible orders of a 52-card deck.

That number is 52 factorial. It is so large that if you shuffled well, the order in your hand has almost certainly never existed in the whole history of playing cards, and it never will again.

Check it yourself

Type 52! into a scientific calculator or a search engine. The answer has 68 digits.