32564646633213 has 24 divisors (see below), whose sum is σ = 47461890864128. Its totient is φ = 21514427952192.

The previous prime is 32564646633203. The next prime is 32564646633217. The reversal of 32564646633213 is 31233664646523.

32564646633213 is a `hidden beast` number, since 3 + 2 + 564 + 6 + 4 + 6 + 63 + 3 + 2 + 13 = 666.

It is not a de Polignac number, because 32564646633213 - 2⁸ = 32564646632957 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 32564646633213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32564646633217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15123520 + ... + 17142057.

Almost surely, 2^{32564646633213} is an apocalyptic number.

It is an amenable number.

32564646633213 is a deficient number, since it is larger than the sum of its proper divisors (14897244230915).

32564646633213 is a wasteful number, since it uses less digits than its factorization.

32564646633213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32266593 (or 32266590 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 54.

The spelling of 32564646633213 in words is "thirty-two trillion, five hundred sixty-four billion, six hundred forty-six million, six hundred thirty-three thousand, two hundred thirteen".