163937968 has 10 divisors (see below), whose sum is σ = 317629844. Its totient is φ = 81968976.

The previous prime is 163937959. The next prime is 163937971. The reversal of 163937968 is 869739361.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5123046 + ... + 5123077.

Almost surely, 2^163937968 is an apocalyptic number.

It is an amenable number.

163937968 is a deficient number, since it is larger than the sum of its proper divisors (153691876).

163937968 is a wasteful number, since it uses less digits than its factorization.

163937968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10246131 (or 10246125 counting only the distinct ones).

The product of its digits is 1469664, while the sum is 52.

The square root of 163937968 is about 12803.8263031017. The cubic root of 163937968 is about 547.3013456088.

The spelling of 163937968 in words is "one hundred sixty-three million, nine hundred thirty-seven thousand, nine hundred sixty-eight".