99220604186880 has 1296 divisors, whose sum is σ = 401132491014528. Its totient is φ = 22637558169600.

The previous prime is 99220604186867. The next prime is 99220604186887. The reversal of 99220604186880 is 8868140602299.

99220604186880 is a `hidden beast` number, since 9 + 9 + 2 + 2 + 0 + 604 + 18 + 6 + 8 + 8 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (99220604186887) 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 143 ways as a sum of consecutive naturals, for example, 4431260485 + ... + 4431282875.

It is an arithmetic number, because the mean of its divisors is an integer number (309515810968).

Almost surely, 2^{99220604186880} is an apocalyptic number.

99220604186880 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 99220604186880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200566245507264).

99220604186880 is an abundant number, since it is smaller than the sum of its proper divisors (301911886827648).

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

99220604186880 is a wasteful number, since it uses less digits than its factorization.

99220604186880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22485 (or 22429 counting only the distinct ones).

The product of its (nonzero) digits is 23887872, while the sum is 63.

The spelling of 99220604186880 in words is "ninety-nine trillion, two hundred twenty billion, six hundred four million, one hundred eighty-six thousand, eight hundred eighty".