86995215936 has 84 divisors (see below), whose sum is σ = 249411900972. Its totient is φ = 28991913984.

The previous prime is 86995215889. The next prime is 86995215997. The reversal of 86995215936 is 63951259968.

It can be written as a sum of positive squares in 2 ways, for example, as 78256705536 + 8738510400 = 279744^2 + 93480^2 .

It is a super-4 number, since 4×86995215936⁴ (a number of 45 digits) contains 4444 as substring.

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, 3036816 + ... + 3065328.

Almost surely, 2^86995215936 is an apocalyptic number.

It is an amenable number.

86995215936 is an abundant number, since it is smaller than the sum of its proper divisors (162416685036).

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

86995215936 is a wasteful number, since it uses less digits than its factorization.

86995215936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33828 (or 33815 counting only the distinct ones).

The product of its digits is 31492800, while the sum is 63.

The spelling of 86995215936 in words is "eighty-six billion, nine hundred ninety-five million, two hundred fifteen thousand, nine hundred thirty-six".