65164656 has 40 divisors (see below), whose sum is σ = 168739200. Its totient is φ = 21670336.

The previous prime is 65164639. The next prime is 65164667. The reversal of 65164656 is 65646156.

65164656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

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 7 ways as a sum of consecutive naturals, for example, 22795 + ... + 25493.

It is an arithmetic number, because the mean of its divisors is an integer number (4218480).

Almost surely, 2^65164656 is an apocalyptic number.

It is an amenable number.

65164656 is an abundant number, since it is smaller than the sum of its proper divisors (103574544).

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

65164656 is a wasteful number, since it uses less digits than its factorization.

65164656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3213 (or 3207 counting only the distinct ones).

The product of its digits is 129600, while the sum is 39.

The square root of 65164656 is about 8072.4628212213. The cubic root of 65164656 is about 402.4117955456.

The spelling of 65164656 in words is "sixty-five million, one hundred sixty-four thousand, six hundred fifty-six".