86500715000 has 80 divisors (see below), whose sum is σ = 231624294000. Its totient is φ = 29657376000.

The previous prime is 86500714997. The next prime is 86500715011. The reversal of 86500715000 is 51700568.

It is a super-2 number, since 2×86500715000² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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 19 ways as a sum of consecutive naturals, for example, 1200725 + ... + 1270724.

It is an arithmetic number, because the mean of its divisors is an integer number (2895303675).

Almost surely, 2^86500715000 is an apocalyptic number.

It is an amenable number.

86500715000 is an abundant number, since it is smaller than the sum of its proper divisors (145123579000).

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

86500715000 is a wasteful number, since it uses less digits than its factorization.

86500715000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2471482 (or 2471463 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 32.

The spelling of 86500715000 in words is "eighty-six billion, five hundred million, seven hundred fifteen thousand".