86542207108568 has 64 divisors (see below), whose sum is σ = 163133609796000. Its totient is φ = 43040504908800.

The previous prime is 86542207108541. The next prime is 86542207108589. The reversal of 86542207108568 is 86580170224568.

It is a super-2 number, since 2×86542207108568² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 86542207108568.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5194290158 + ... + 5194306818.

Almost surely, 2^{86542207108568} is an apocalyptic number.

It is an amenable number.

86542207108568 is a deficient number, since it is larger than the sum of its proper divisors (76591402687432).

86542207108568 is a wasteful number, since it uses less digits than its factorization.

86542207108568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20916 (or 20912 counting only the distinct ones).

The product of its (nonzero) digits is 51609600, while the sum is 62.

The spelling of 86542207108568 in words is "eighty-six trillion, five hundred forty-two billion, two hundred seven million, one hundred eight thousand, five hundred sixty-eight".