There are 80,658,175,170,943,878,571,660, 636,856,403,766,975,289,505,440,883,277,824,000,000,000,000 ways a deck of cards can be shuffled
and is expressed as
Eighty unvigintillion, six hundred and fifty-eight vigintillion, one hundred and seventy-five novendecillion, one hundred and seventy octodecillion, nine hundred and forty-three septendecillion, eight hundred and seventy-eight sexdecillion, five hundred and seventy-one quindecillion, six hundred and sixty quattuordecillion, six hundred and thirty-six tredecillion, eight hundred and fifty-six duodecillion, four hundred and three undecillion, seven hundred and sixty-six decillion, nine hundred and seventy-five nonillion, two hundred and eighty-nine octillion, five hundred and five septillion, four hundred and forty sextillion, eight hundred and eighty-three quintillion, two hundred and seventy-seven quadrillion, eight hundred and twenty-four trillion