99952138224 has 60 divisors (see below), whose sum is σ = 289372941000. Its totient is φ = 32168502912.

The previous prime is 99952138201. The next prime is 99952138249. The reversal of 99952138224 is 42283125999.

99952138224 is a `hidden beast` number, since 9 + 99 + 521 + 3 + 8 + 2 + 24 = 666.

99952138224 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11963274 + ... + 11971625.

It is an arithmetic number, because the mean of its divisors is an integer number (4822882350).

Almost surely, 2^99952138224 is an apocalyptic number.

It is an amenable number.

99952138224 is an abundant number, since it is smaller than the sum of its proper divisors (189420802776).

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

99952138224 is a wasteful number, since it uses less digits than its factorization.

99952138224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23934942 (or 23934933 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 54.

The spelling of 99952138224 in words is "ninety-nine billion, nine hundred fifty-two million, one hundred thirty-eight thousand, two hundred twenty-four".