685976096022 has 64 divisors (see below), whose sum is σ = 1618880753664. Its totient is φ = 189629032320.

The previous prime is 685976095999. The next prime is 685976096023. The reversal of 685976096022 is 220690679586.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (685976096023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6106708 + ... + 6218024.

It is an arithmetic number, because the mean of its divisors is an integer number (25295011776).

Almost surely, 2^685976096022 is an apocalyptic number.

685976096022 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

685976096022 is an abundant number, since it is smaller than the sum of its proper divisors (932904657642).

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

685976096022 is a wasteful number, since it uses less digits than its factorization.

685976096022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116093.

The product of its (nonzero) digits is 19595520, while the sum is 60.

The spelling of 685976096022 in words is "six hundred eighty-five billion, nine hundred seventy-six million, ninety-six thousand, twenty-two".