85845964986 has 24 divisors (see below), whose sum is σ = 186019220244. Its totient is φ = 28612301760.

The previous prime is 85845964951. The next prime is 85845964991. The reversal of 85845964986 is 68946954858.

85845964986 is a `hidden beast` number, since 8 + 5 + 8 + 45 + 96 + 498 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 55906238025 + 29939726961 = 236445^2 + 173031^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72931 + ... + 420726.

Almost surely, 2^85845964986 is an apocalyptic number.

85845964986 is an abundant number, since it is smaller than the sum of its proper divisors (100173255258).

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

85845964986 is a wasteful number, since it uses less digits than its factorization.

85845964986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503326 (or 503323 counting only the distinct ones).

The product of its digits is 597196800, while the sum is 72.

The spelling of 85845964986 in words is "eighty-five billion, eight hundred forty-five million, nine hundred sixty-four thousand, nine hundred eighty-six".