99125568 has 42 divisors (see below), whose sum is σ = 284127194. Its totient is φ = 33041664.

The previous prime is 99125557. The next prime is 99125591. The reversal of 99125568 is 86552199.

99125568 is a `hidden beast` number, since 9 + 91 + 2 + 556 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 91240704 + 7884864 = 9552^2 + 2808^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 85471 + ... + 86622.

Almost surely, 2^99125568 is an apocalyptic number.

It is an amenable number.

99125568 is an abundant number, since it is smaller than the sum of its proper divisors (185001626).

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

99125568 is a wasteful number, since it uses less digits than its factorization.

99125568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172111 (or 172098 counting only the distinct ones).

The product of its digits is 194400, while the sum is 45.

The square root of 99125568 is about 9956.1824009005. The cubic root of 99125568 is about 462.8020027070.

The spelling of 99125568 in words is "ninety-nine million, one hundred twenty-five thousand, five hundred sixty-eight".