85900656090 has 64 divisors (see below), whose sum is σ = 220328947584. Its totient is φ = 21357877248.

The previous prime is 85900656089. The next prime is 85900656103. The reversal of 85900656090 is 9065600958.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 732499 + ... + 841638.

It is an arithmetic number, because the mean of its divisors is an integer number (3442639806).

Almost surely, 2^85900656090 is an apocalyptic number.

85900656090 is an abundant number, since it is smaller than the sum of its proper divisors (134428291494).

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

85900656090 is a wasteful number, since it uses less digits than its factorization.

85900656090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1574271.

The product of its (nonzero) digits is 583200, while the sum is 48.

The spelling of 85900656090 in words is "eighty-five billion, nine hundred million, six hundred fifty-six thousand, ninety".