99159828918 has 32 divisors (see below), whose sum is σ = 202561482240. Its totient is φ = 32346460320.

The previous prime is 99159828913. The next prime is 99159828931. The reversal of 99159828918 is 81982895199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99159828913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4124673 + ... + 4148643.

It is an arithmetic number, because the mean of its divisors is an integer number (6330046320).

Almost surely, 2^99159828918 is an apocalyptic number.

99159828918 is an abundant number, since it is smaller than the sum of its proper divisors (103401653322).

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

99159828918 is a wasteful number, since it uses less digits than its factorization.

99159828918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38692.

The product of its digits is 33592320, while the sum is 69.

The spelling of 99159828918 in words is "ninety-nine billion, one hundred fifty-nine million, eight hundred twenty-eight thousand, nine hundred eighteen".