164065504 has 24 divisors (see below), whose sum is σ = 342005328. Its totient is φ = 77207040.

The previous prime is 164065469. The next prime is 164065543. The reversal of 164065504 is 405560461.

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, 150252 + ... + 151339.

It is an arithmetic number, because the mean of its divisors is an integer number (14250222).

Almost surely, 2^164065504 is an apocalyptic number.

It is an amenable number.

164065504 is an abundant number, since it is smaller than the sum of its proper divisors (177939824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164065504 is a wasteful number, since it uses less digits than its factorization.

164065504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301618 (or 301610 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 164065504 is about 12808.8057210655. The cubic root of 164065504 is about 547.4432336911.

The spelling of 164065504 in words is "one hundred sixty-four million, sixty-five thousand, five hundred four".