685673323732 has 24 divisors (see below), whose sum is σ = 1203381748800. Its totient is φ = 341850144576.

The previous prime is 685673323639. The next prime is 685673323763. The reversal of 685673323732 is 237323376586.

685673323732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 27643528 + ... + 27668320.

It is an arithmetic number, because the mean of its divisors is an integer number (50140906200).

Almost surely, 2^685673323732 is an apocalyptic number.

It is an amenable number.

685673323732 is a deficient number, since it is larger than the sum of its proper divisors (517708425068).

685673323732 is a wasteful number, since it uses less digits than its factorization.

685673323732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44415 (or 44413 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 55.

The spelling of 685673323732 in words is "six hundred eighty-five billion, six hundred seventy-three million, three hundred twenty-three thousand, seven hundred thirty-two".