164636464 has 20 divisors (see below), whose sum is σ = 322144560. Its totient is φ = 81502400.

The previous prime is 164636453. The next prime is 164636471. The reversal of 164636464 is 464636461.

It is an unprimeable number.

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, 49324 + ... + 52555.

It is an arithmetic number, because the mean of its divisors is an integer number (16107228).

Almost surely, 2^164636464 is an apocalyptic number.

It is an amenable number.

164636464 is a deficient number, since it is larger than the sum of its proper divisors (157508096).

164636464 is a wasteful number, since it uses less digits than its factorization.

164636464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101988 (or 101982 counting only the distinct ones).

The product of its digits is 248832, while the sum is 40.

The square root of 164636464 is about 12831.0741561258. The cubic root of 164636464 is about 548.0775459907.

The spelling of 164636464 in words is "one hundred sixty-four million, six hundred thirty-six thousand, four hundred sixty-four".