31932977967 has 12 divisors (see below), whose sum is σ = 50318632104. Its totient is φ = 19353319920.

The previous prime is 31932977941. The next prime is 31932977977. The reversal of 31932977967 is 76977923913.

It is not a de Polignac number, because 31932977967 - 2²⁶ = 31865869103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31932977977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161277568 + ... + 161277765.

It is an arithmetic number, because the mean of its divisors is an integer number (4193219342).

Almost surely, 2^31932977967 is an apocalyptic number.

31932977967 is a deficient number, since it is larger than the sum of its proper divisors (18385654137).

31932977967 is a wasteful number, since it uses less digits than its factorization.

31932977967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322555350 (or 322555347 counting only the distinct ones).

The product of its digits is 27005076, while the sum is 63.

The spelling of 31932977967 in words is "thirty-one billion, nine hundred thirty-two million, nine hundred seventy-seven thousand, nine hundred sixty-seven".