164508044 has 12 divisors (see below), whose sum is σ = 287981568. Its totient is φ = 82227600.

The previous prime is 164508011. The next prime is 164508079. The reversal of 164508044 is 440805461.

It is a self number, because there is not a number n which added to its sum of digits gives 164508044.

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, 15989 + ... + 24179.

It is an arithmetic number, because the mean of its divisors is an integer number (23998464).

Almost surely, 2^164508044 is an apocalyptic number.

It is an amenable number.

164508044 is a deficient number, since it is larger than the sum of its proper divisors (123473524).

164508044 is a wasteful number, since it uses less digits than its factorization.

164508044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13216 (or 13214 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 164508044 is about 12826.0689223160. The cubic root of 164508044 is about 547.9350048122.

The spelling of 164508044 in words is "one hundred sixty-four million, five hundred eight thousand, forty-four".