99822357376560 has 640 divisors, whose sum is σ = 423405560309760. Its totient is φ = 21050121867264.

The previous prime is 99822357376543. The next prime is 99822357376561. The reversal of 99822357376560 is 6567375322899.

99822357376560 is a `hidden beast` number, since 9 + 9 + 8 + 2 + 2 + 3 + 57 + 3 + 7 + 6 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is not an unprimeable number, because it can be changed into a prime (99822357376561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 368807839 + ... + 369078401.

It is an arithmetic number, because the mean of its divisors is an integer number (661571187984).

Almost surely, 2^{99822357376560} is an apocalyptic number.

99822357376560 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99822357376560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211702780154880).

99822357376560 is an abundant number, since it is smaller than the sum of its proper divisors (323583202933200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99822357376560 is a wasteful number, since it uses less digits than its factorization.

99822357376560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272482 (or 272470 counting only the distinct ones).

The product of its (nonzero) digits is 1028764800, while the sum is 72.

The spelling of 99822357376560 in words is "ninety-nine trillion, eight hundred twenty-two billion, three hundred fifty-seven million, three hundred seventy-six thousand, five hundred sixty".