99579708800 has 576 divisors, whose sum is σ = 296266246080. Its totient is φ = 32845824000.

The previous prime is 99579708799. The next prime is 99579708847. The reversal of 99579708800 is 880797599.

It is a super-2 number, since 2×99579708800² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 367452665 + ... + 367452935.

Almost surely, 2^99579708800 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99579708800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148133123040).

99579708800 is an abundant number, since it is smaller than the sum of its proper divisors (196686537280).

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

99579708800 is a wasteful number, since it uses less digits than its factorization.

99579708800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403 (or 375 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 62.

The spelling of 99579708800 in words is "ninety-nine billion, five hundred seventy-nine million, seven hundred eight thousand, eight hundred".