164652165 has 48 divisors (see below), whose sum is σ = 293162688. Its totient is φ = 85459968.

The previous prime is 164652161. The next prime is 164652167. The reversal of 164652165 is 561256461.

164652165 is a `hidden beast` number, since 1 + 646 + 5 + 2 + 1 + 6 + 5 = 666.

It is not a de Polignac number, because 164652165 - 2² = 164652161 is a prime.

It is a super-2 number, since 2×164652165² = 54220670878374450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164652161) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 292174 + ... + 292736.

It is an arithmetic number, because the mean of its divisors is an integer number (6107556).

Almost surely, 2^164652165 is an apocalyptic number.

164652165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

164652165 is a deficient number, since it is larger than the sum of its proper divisors (128510523).

164652165 is a wasteful number, since it uses less digits than its factorization.

164652165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738 (or 735 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 164652165 is about 12831.6859765192. The cubic root of 164652165 is about 548.0949684008.

The spelling of 164652165 in words is "one hundred sixty-four million, six hundred fifty-two thousand, one hundred sixty-five".