3264644644 has 12 divisors (see below), whose sum is σ = 5781961584. Its totient is φ = 1612655624.

The previous prime is 3264644609. The next prime is 3264644653. The reversal of 3264644644 is 4464464623.

It is a self number, because there is not a number n which added to its sum of digits gives 3264644644.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4916302 + ... + 4916965.

It is an arithmetic number, because the mean of its divisors is an integer number (481830132).

Almost surely, 2^3264644644 is an apocalyptic number.

It is an amenable number.

3264644644 is a deficient number, since it is larger than the sum of its proper divisors (2517316940).

3264644644 is a wasteful number, since it uses less digits than its factorization.

3264644644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9833354 (or 9833352 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 43.

The square root of 3264644644 is about 57137.0689132721. The cubic root of 3264644644 is about 1483.4695572013.

The spelling of 3264644644 in words is "three billion, two hundred sixty-four million, six hundred forty-four thousand, six hundred forty-four".