86597679567 has 32 divisors (see below), whose sum is σ = 142572096000. Its totient is φ = 46573532544.

The previous prime is 86597679541. The next prime is 86597679643. The reversal of 86597679567 is 76597679568.

It is not a de Polignac number, because 86597679567 - 2⁶ = 86597679503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86597679527) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2457717 + ... + 2492702.

It is an arithmetic number, because the mean of its divisors is an integer number (4455378000).

Almost surely, 2^86597679567 is an apocalyptic number.

86597679567 is a deficient number, since it is larger than the sum of its proper divisors (55974416433).

86597679567 is a wasteful number, since it uses less digits than its factorization.

86597679567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4950460 (or 4950446 counting only the distinct ones).

The product of its digits is 1200225600, while the sum is 75.

Subtracting from 86597679567 its reverse (76597679568), we obtain a palindrome (9999999999).

The spelling of 86597679567 in words is "eighty-six billion, five hundred ninety-seven million, six hundred seventy-nine thousand, five hundred sixty-seven".