86211834564 has 24 divisors (see below), whose sum is σ = 204956438400. Its totient is φ = 28195065184.

The previous prime is 86211834539. The next prime is 86211834587. The reversal of 86211834564 is 46543811268.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67775964 + ... + 67777235.

It is an arithmetic number, because the mean of its divisors is an integer number (8539851600).

Almost surely, 2^86211834564 is an apocalyptic number.

It is an amenable number.

86211834564 is an abundant number, since it is smaller than the sum of its proper divisors (118744603836).

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

86211834564 is a wasteful number, since it uses less digits than its factorization.

86211834564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135553259 (or 135553257 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 48.

The spelling of 86211834564 in words is "eighty-six billion, two hundred eleven million, eight hundred thirty-four thousand, five hundred sixty-four".