86900868218 has 16 divisors (see below), whose sum is σ = 134395251624. Its totient is φ = 42111590400.

The previous prime is 86900868193. The next prime is 86900868253. The reversal of 86900868218 is 81286800968.

It can be written as a sum of positive squares in 4 ways, for example, as 86320202809 + 580665409 = 293803^2 + 24097^2 .

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, 2265683 + ... + 2303718.

Almost surely, 2^86900868218 is an apocalyptic number.

86900868218 is a deficient number, since it is larger than the sum of its proper divisors (47494383406).

86900868218 is a wasteful number, since it uses less digits than its factorization.

86900868218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4569697.

The product of its (nonzero) digits is 2654208, while the sum is 56.

The spelling of 86900868218 in words is "eighty-six billion, nine hundred million, eight hundred sixty-eight thousand, two hundred eighteen".