86390813586 has 48 divisors (see below), whose sum is σ = 217048007232. Its totient is φ = 22439171040.

The previous prime is 86390813459. The next prime is 86390813591. The reversal of 86390813586 is 68531809368.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8494605 + ... + 8504768.

It is an arithmetic number, because the mean of its divisors is an integer number (4521833484).

Almost surely, 2^86390813586 is an apocalyptic number.

86390813586 is an abundant number, since it is smaller than the sum of its proper divisors (130657193646).

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

86390813586 is a wasteful number, since it uses less digits than its factorization.

86390813586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16999407 (or 16999396 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 57.

The spelling of 86390813586 in words is "eighty-six billion, three hundred ninety million, eight hundred thirteen thousand, five hundred eighty-six".