86387975622 has 24 divisors (see below), whose sum is σ = 201571943664. Its totient is φ = 26580915504.

The previous prime is 86387975617. The next prime is 86387975623. The reversal of 86387975622 is 22657978368.

86387975622 is a `hidden beast` number, since 8 + 63 + 8 + 7 + 9 + 7 + 562 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 86387975622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86387975623) 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, 184589458 + ... + 184589925.

It is an arithmetic number, because the mean of its divisors is an integer number (8398830986).

Almost surely, 2^86387975622 is an apocalyptic number.

86387975622 is an abundant number, since it is smaller than the sum of its proper divisors (115183968042).

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

86387975622 is a wasteful number, since it uses less digits than its factorization.

86387975622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369179404 (or 369179401 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 63.

The spelling of 86387975622 in words is "eighty-six billion, three hundred eighty-seven million, nine hundred seventy-five thousand, six hundred twenty-two".