86757831764331 has 64 divisors (see below), whose sum is σ = 142715337676800. Its totient is φ = 45652090530816.

The previous prime is 86757831764291. The next prime is 86757831764419. The reversal of 86757831764331 is 13346713875768.

It is a de Polignac number, because none of the positive numbers 2^k-86757831764331 is a prime.

It is a super-2 number, since 2×86757831764331² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86757831764431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 189693055 + ... + 190149863.

It is an arithmetic number, because the mean of its divisors is an integer number (2229927151200).

Almost surely, 2^{86757831764331} is an apocalyptic number.

86757831764331 is a deficient number, since it is larger than the sum of its proper divisors (55957505912469).

86757831764331 is a wasteful number, since it uses less digits than its factorization.

86757831764331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458508.

The product of its digits is 426746880, while the sum is 69.

The spelling of 86757831764331 in words is "eighty-six trillion, seven hundred fifty-seven billion, eight hundred thirty-one million, seven hundred sixty-four thousand, three hundred thirty-one".