86256360872 has 32 divisors (see below), whose sum is σ = 176445881280. Its totient is φ = 39204677760.

The previous prime is 86256360821. The next prime is 86256360919. The reversal of 86256360872 is 27806365268.

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 7 ways as a sum of consecutive naturals, for example, 1737548 + ... + 1786500.

It is an arithmetic number, because the mean of its divisors is an integer number (5513933790).

Almost surely, 2^86256360872 is an apocalyptic number.

It is an amenable number.

86256360872 is an abundant number, since it is smaller than the sum of its proper divisors (90189520408).

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

86256360872 is a wasteful number, since it uses less digits than its factorization.

86256360872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68993 (or 68989 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 86256360872 in words is "eighty-six billion, two hundred fifty-six million, three hundred sixty thousand, eight hundred seventy-two".