65364012 has 36 divisors (see below), whose sum is σ = 188830096. Its totient is φ = 18675360.

The previous prime is 65364011. The next prime is 65364023. The reversal of 65364012 is 21046356.

65364012 is a `hidden beast` number, since 6 + 5 + 3 + 640 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×65364012² = 8544908129472288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (65364011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 129439 + ... + 129942.

Almost surely, 2^65364012 is an apocalyptic number.

It is an amenable number.

65364012 is an abundant number, since it is smaller than the sum of its proper divisors (123466084).

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

65364012 is a wasteful number, since it uses less digits than its factorization.

65364012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259398 (or 259393 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 65364012 is about 8084.8012962595. The cubic root of 65364012 is about 402.8217393277.

The spelling of 65364012 in words is "sixty-five million, three hundred sixty-four thousand, twelve".