99999999932 has 24 divisors (see below), whose sum is σ = 208695653376. Its totient is φ = 40993788528.

The previous prime is 99999999907. The next prime is 99999999943. The reversal of 99999999932 is 23999999999.

It is a nialpdrome in base 10.

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, 77639108 + ... + 77640395.

It is an arithmetic number, because the mean of its divisors is an integer number (8695652224).

Almost surely, 2^99999999932 is an apocalyptic number.

99999999932 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

99999999932 is an abundant number, since it is smaller than the sum of its proper divisors (108695653444).

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

99999999932 is a wasteful number, since it uses less digits than its factorization.

99999999932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155279537 (or 155279535 counting only the distinct ones).

The product of its digits is 2324522934, while the sum is 86.

The spelling of 99999999932 in words is "ninety-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred thirty-two".