80888136156 has 36 divisors (see below), whose sum is σ = 215228668200. Its totient is φ = 25543621728.

The previous prime is 80888136113. The next prime is 80888136283. The reversal of 80888136156 is 65163188808.

80888136156 is a `hidden beast` number, since 8 + 0 + 8 + 8 + 8 + 13 + 615 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59128071 + ... + 59129438.

Almost surely, 2^80888136156 is an apocalyptic number.

It is an amenable number.

80888136156 is an abundant number, since it is smaller than the sum of its proper divisors (134340532044).

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

80888136156 is a wasteful number, since it uses less digits than its factorization.

80888136156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118257538 (or 118257533 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 54.

The spelling of 80888136156 in words is "eighty billion, eight hundred eighty-eight million, one hundred thirty-six thousand, one hundred fifty-six".