158811082971 has 8 divisors (see below), whose sum is σ = 212751657024. Its totient is φ = 105372282120.

The previous prime is 158811082961. The next prime is 158811082979. The reversal of 158811082971 is 179280118851.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 158811082971 - 2²⁶ = 158743974107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (158811082979) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125442561 + ... + 125443826.

It is an arithmetic number, because the mean of its divisors is an integer number (26593957128).

Almost surely, 2^158811082971 is an apocalyptic number.

158811082971 is a deficient number, since it is larger than the sum of its proper divisors (53940574053).

158811082971 is a wasteful number, since it uses less digits than its factorization.

158811082971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250886601.

The product of its (nonzero) digits is 322560, while the sum is 51.

The spelling of 158811082971 in words is "one hundred fifty-eight billion, eight hundred eleven million, eighty-two thousand, nine hundred seventy-one".