86137593021 has 16 divisors (see below), whose sum is σ = 128145196800. Its totient is φ = 57184785504.

The previous prime is 86137593007. The next prime is 86137593079. The reversal of 86137593021 is 12039573168.

86137593021 is a `hidden beast` number, since 8 + 6 + 1 + 37 + 593 + 0 + 21 = 666.

It is not a de Polignac number, because 86137593021 - 2⁹ = 86137592509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86137593121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6667776 + ... + 6680681.

It is an arithmetic number, because the mean of its divisors is an integer number (8009074800).

Almost surely, 2^86137593021 is an apocalyptic number.

It is an amenable number.

86137593021 is a deficient number, since it is larger than the sum of its proper divisors (42007603779).

86137593021 is a wasteful number, since it uses less digits than its factorization.

86137593021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13348705 (or 13348699 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 86137593021 in words is "eighty-six billion, one hundred thirty-seven million, five hundred ninety-three thousand, twenty-one".