685672767022 has 32 divisors (see below), whose sum is σ = 1095123726720. Its totient is φ = 321362899200.

The previous prime is 685672767001. The next prime is 685672767023. The reversal of 685672767022 is 220767276586.

It is a happy number.

685672767022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (685672767023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 631147 + ... + 1330297.

It is an arithmetic number, because the mean of its divisors is an integer number (34222616460).

Almost surely, 2^685672767022 is an apocalyptic number.

685672767022 is a deficient number, since it is larger than the sum of its proper divisors (409450959698).

685672767022 is a wasteful number, since it uses less digits than its factorization.

685672767022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699676.

The product of its (nonzero) digits is 23708160, while the sum is 58.

The spelling of 685672767022 in words is "six hundred eighty-five billion, six hundred seventy-two million, seven hundred sixty-seven thousand, twenty-two".