86251072437388 has 48 divisors (see below), whose sum is σ = 153299616712704. Its totient is φ = 42452092172160.

The previous prime is 86251072437337. The next prime is 86251072437419. The reversal of 86251072437388 is 88373427015268.

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, 5514414048 + ... + 5514429688.

It is an arithmetic number, because the mean of its divisors is an integer number (3193742014848).

Almost surely, 2^{86251072437388} is an apocalyptic number.

It is an amenable number.

86251072437388 is a deficient number, since it is larger than the sum of its proper divisors (67048544275316).

86251072437388 is a wasteful number, since it uses less digits than its factorization.

86251072437388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28822 (or 28820 counting only the distinct ones).

The product of its (nonzero) digits is 108380160, while the sum is 64.

The spelling of 86251072437388 in words is "eighty-six trillion, two hundred fifty-one billion, seventy-two million, four hundred thirty-seven thousand, three hundred eighty-eight".