85554669790 has 16 divisors (see below), whose sum is σ = 156296890512. Its totient is φ = 33711093504.

The previous prime is 85554669757. The next prime is 85554669833. The reversal of 85554669790 is 9796645558.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63846099 + ... + 63847438.

It is an arithmetic number, because the mean of its divisors is an integer number (9768555657).

Almost surely, 2^85554669790 is an apocalyptic number.

85554669790 is a deficient number, since it is larger than the sum of its proper divisors (70742220722).

85554669790 is a wasteful number, since it uses less digits than its factorization.

85554669790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127693611.

The product of its (nonzero) digits is 81648000, while the sum is 64.

The spelling of 85554669790 in words is "eighty-five billion, five hundred fifty-four million, six hundred sixty-nine thousand, seven hundred ninety".