683909168 has 20 divisors (see below), whose sum is σ = 1326027480. Its totient is φ = 341708544.

The previous prime is 683909131. The next prime is 683909207. The reversal of 683909168 is 861909386.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8696 + ... + 37992.

It is an arithmetic number, because the mean of its divisors is an integer number (66301374).

Almost surely, 2^683909168 is an apocalyptic number.

It is an amenable number.

683909168 is a deficient number, since it is larger than the sum of its proper divisors (642118312).

683909168 is a wasteful number, since it uses less digits than its factorization.

683909168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30764 (or 30758 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 50.

The square root of 683909168 is about 26151.6570794281. The cubic root of 683909168 is about 881.0478083623.

The spelling of 683909168 in words is "six hundred eighty-three million, nine hundred nine thousand, one hundred sixty-eight".