86994784604 has 24 divisors (see below), whose sum is σ = 187373383008. Its totient is φ = 34415519040.

The previous prime is 86994784579. The next prime is 86994784631. The reversal of 86994784604 is 40648749968.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 119497967 + ... + 119498694.

It is an arithmetic number, because the mean of its divisors is an integer number (7807224292).

Almost surely, 2^86994784604 is an apocalyptic number.

It is an amenable number.

86994784604 is an abundant number, since it is smaller than the sum of its proper divisors (100378598404).

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

86994784604 is a wasteful number, since it uses less digits than its factorization.

86994784604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238996685 (or 238996683 counting only the distinct ones).

The product of its (nonzero) digits is 83607552, while the sum is 65.

The spelling of 86994784604 in words is "eighty-six billion, nine hundred ninety-four million, seven hundred eighty-four thousand, six hundred four".