163664324 has 12 divisors (see below), whose sum is σ = 286590864. Its totient is φ = 81781224.

The previous prime is 163664323. The next prime is 163664327. The reversal of 163664324 is 423466361.

It is not an unprimeable number, because it can be changed into a prime (163664323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4982 + ... + 18765.

It is an arithmetic number, because the mean of its divisors is an integer number (23882572).

Almost surely, 2^163664324 is an apocalyptic number.

It is an amenable number.

163664324 is a deficient number, since it is larger than the sum of its proper divisors (122926540).

163664324 is a wasteful number, since it uses less digits than its factorization.

163664324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25474 (or 25472 counting only the distinct ones).

The product of its digits is 62208, while the sum is 35.

The square root of 163664324 is about 12793.1358157412. The cubic root of 163664324 is about 546.9966589482.

The spelling of 163664324 in words is "one hundred sixty-three million, six hundred sixty-four thousand, three hundred twenty-four".