163012664 has 16 divisors (see below), whose sum is σ = 309332520. Its totient is φ = 80524000.

The previous prime is 163012649. The next prime is 163012673. The reversal of 163012664 is 466210361.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122087 + ... + 123414.

Almost surely, 2^163012664 is an apocalyptic number.

It is an amenable number.

163012664 is a deficient number, since it is larger than the sum of its proper divisors (146319856).

163012664 is a wasteful number, since it uses less digits than its factorization.

163012664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245590 (or 245586 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 163012664 is about 12767.6412856878. The cubic root of 163012664 is about 546.2697035519.

The spelling of 163012664 in words is "one hundred sixty-three million, twelve thousand, six hundred sixty-four".