85118042802 has 24 divisors (see below), whose sum is σ = 184338485424. Its totient is φ = 26190166704.

The previous prime is 85118042731. The next prime is 85118042837. The reversal of 85118042802 is 20824081158.

It is a super-2 number, since 2×85118042802² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 41970408 + ... + 41972435.

It is an arithmetic number, because the mean of its divisors is an integer number (7680770226).

Almost surely, 2^85118042802 is an apocalyptic number.

85118042802 is an abundant number, since it is smaller than the sum of its proper divisors (99220442622).

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

85118042802 is a wasteful number, since it uses less digits than its factorization.

85118042802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83942874 (or 83942861 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 39.

The spelling of 85118042802 in words is "eighty-five billion, one hundred eighteen million, forty-two thousand, eight hundred two".