85715301312 has 84 divisors (see below), whose sum is σ = 258618385480. Its totient is φ = 27067986432.

The previous prime is 85715301307. The next prime is 85715301323. The reversal of 85715301312 is 21310351758.

It is a happy number.

85715301312 is a `hidden beast` number, since 8 + 571 + 53 + 0 + 1 + 31 + 2 = 666.

It is a super-2 number, since 2×85715301312² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3905143 + ... + 3927030.

Almost surely, 2^85715301312 is an apocalyptic number.

It is an amenable number.

85715301312 is an abundant number, since it is smaller than the sum of its proper divisors (172903084168).

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

85715301312 is a wasteful number, since it uses less digits than its factorization.

85715301312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7832210 (or 7832197 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The spelling of 85715301312 in words is "eighty-five billion, seven hundred fifteen million, three hundred one thousand, three hundred twelve".