99158680 has 32 divisors (see below), whose sum is σ = 224598240. Its totient is φ = 39398400.

The previous prime is 99158651. The next prime is 99158699. The reversal of 99158680 is 8685199.

It is a self number, because there is not a number n which added to its sum of digits gives 99158680.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2169 + ... + 14248.

It is an arithmetic number, because the mean of its divisors is an integer number (7018695).

Almost surely, 2^99158680 is an apocalyptic number.

It is an amenable number.

99158680 is an abundant number, since it is smaller than the sum of its proper divisors (125439560).

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

99158680 is a wasteful number, since it uses less digits than its factorization.

99158680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16579 (or 16575 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 46.

The square root of 99158680 is about 9957.8451484244. The cubic root of 99158680 is about 462.8535285788.

The spelling of 99158680 in words is "ninety-nine million, one hundred fifty-eight thousand, six hundred eighty".