164601516 has 12 divisors (see below), whose sum is σ = 384070232. Its totient is φ = 54867168.

The previous prime is 164601509. The next prime is 164601539. The reversal of 164601516 is 615106461.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6858385 + ... + 6858408.

Almost surely, 2^164601516 is an apocalyptic number.

It is an amenable number.

164601516 is an abundant number, since it is smaller than the sum of its proper divisors (219468716).

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

164601516 is a wasteful number, since it uses less digits than its factorization.

164601516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13716800 (or 13716798 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 164601516 is about 12829.7122337175. The cubic root of 164601516 is about 548.0387624205.

Adding to 164601516 its reverse (615106461), we get a palindrome (779707977).

The spelling of 164601516 in words is "one hundred sixty-four million, six hundred one thousand, five hundred sixteen".