86575218804 has 72 divisors (see below), whose sum is σ = 233216605440. Its totient is φ = 27016368192.

The previous prime is 86575218791. The next prime is 86575218811. The reversal of 86575218804 is 40881257568.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1073419 + ... + 1151250.

It is an arithmetic number, because the mean of its divisors is an integer number (3239119520).

Almost surely, 2^86575218804 is an apocalyptic number.

It is an amenable number.

86575218804 is an abundant number, since it is smaller than the sum of its proper divisors (146641386636).

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

86575218804 is a wasteful number, since it uses less digits than its factorization.

86575218804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224749 (or 2224744 counting only the distinct ones).

The product of its (nonzero) digits is 4300800, while the sum is 54.

The spelling of 86575218804 in words is "eighty-six billion, five hundred seventy-five million, two hundred eighteen thousand, eight hundred four".