86505100612 has 24 divisors (see below), whose sum is σ = 173018995520. Its totient is φ = 37071730080.

The previous prime is 86505100553. The next prime is 86505100621. The reversal of 86505100612 is 21600150568.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 578662 + ... + 712642.

Almost surely, 2^86505100612 is an apocalyptic number.

It is an amenable number.

86505100612 is an abundant number, since it is smaller than the sum of its proper divisors (86513894908).

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

86505100612 is a wasteful number, since it uses less digits than its factorization.

86505100612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157051 (or 157049 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 34.

The spelling of 86505100612 in words is "eighty-six billion, five hundred five million, one hundred thousand, six hundred twelve".