85112973960 has 64 divisors (see below), whose sum is σ = 291815913600. Its totient is φ = 19454393856.

The previous prime is 85112973821. The next prime is 85112973977. The reversal of 85112973960 is 6937921158.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50661645 + ... + 50663324.

It is an arithmetic number, because the mean of its divisors is an integer number (4559623650).

Almost surely, 2^85112973960 is an apocalyptic number.

It is an amenable number.

85112973960 is an abundant number, since it is smaller than the sum of its proper divisors (206702939640).

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

85112973960 is a wasteful number, since it uses less digits than its factorization.

85112973960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101324990 (or 101324986 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 51.

The spelling of 85112973960 in words is "eighty-five billion, one hundred twelve million, nine hundred seventy-three thousand, nine hundred sixty".