164245544 has 16 divisors (see below), whose sum is σ = 310387200. Its totient is φ = 81475632.

The previous prime is 164245513. The next prime is 164245561. The reversal of 164245544 is 445542461.

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, 79814 + ... + 81845.

It is an arithmetic number, because the mean of its divisors is an integer number (19399200).

Almost surely, 2^164245544 is an apocalyptic number.

It is an amenable number.

164245544 is a deficient number, since it is larger than the sum of its proper divisors (146141656).

164245544 is a wasteful number, since it uses less digits than its factorization.

164245544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161792 (or 161788 counting only the distinct ones).

The product of its digits is 76800, while the sum is 35.

The square root of 164245544 is about 12815.8317716799. The cubic root of 164245544 is about 547.6434091223.

The spelling of 164245544 in words is "one hundred sixty-four million, two hundred forty-five thousand, five hundred forty-four".