There are more ways to arrange a deck of cards than atoms on Earth

How many ways can you arrange a deck of cards? - Yannay Khaikin

[Video Link]There are roughly 80,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000 unique ways to order 52 playing cards. β€œAny time you pick up a well shuffled deck, you are almost certainly holding an arrangement of cards that has never before existed and might not exist again.” (Via Adafruit Industries)