99157080 has 96 divisors (see below), whose sum is σ = 327020400. Its totient is φ = 24034560.

The previous prime is 99157057. The next prime is 99157099. The reversal of 99157080 is 8075199.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11106 + ... + 17934.

Almost surely, 2^99157080 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 99157080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163510200).

99157080 is an abundant number, since it is smaller than the sum of its proper divisors (227863320).

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

99157080 is a wasteful number, since it uses less digits than its factorization.

99157080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6865 (or 6850 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 39.

The square root of 99157080 is about 9957.7648094339. The cubic root of 99157080 is about 462.8510390686.

The spelling of 99157080 in words is "ninety-nine million, one hundred fifty-seven thousand, eighty".