85115851158 has 64 divisors (see below), whose sum is σ = 200372078592. Its totient is φ = 23853795840.

The previous prime is 85115851111. The next prime is 85115851241.

85115851158 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 994216 + ... + 1076427.

It is an arithmetic number, because the mean of its divisors is an integer number (3130813728).

Almost surely, 2^85115851158 is an apocalyptic number.

85115851158 is an abundant number, since it is smaller than the sum of its proper divisors (115256227434).

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

85115851158 is a wasteful number, since it uses less digits than its factorization.

85115851158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2070709.

The product of its digits is 320000, while the sum is 48.

The spelling of 85115851158 in words is "eighty-five billion, one hundred fifteen million, eight hundred fifty-one thousand, one hundred fifty-eight".