3264643264 has 14 divisors (see below), whose sum is σ = 6478276604. Its totient is φ = 1632321600.

The previous prime is 3264643259. The next prime is 3264643267. The reversal of 3264643264 is 4623464623.

It is not an unprimeable number, because it can be changed into a prime (3264643267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25504962 + ... + 25505089.

Almost surely, 2^3264643264 is an apocalyptic number.

It is an amenable number.

3264643264 is a deficient number, since it is larger than the sum of its proper divisors (3213633340).

3264643264 is an equidigital number, since it uses as much as digits as its factorization.

3264643264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51010063 (or 51010053 counting only the distinct ones).

The product of its digits is 497664, while the sum is 40.

The square root of 3264643264 is about 57137.0568370475. The cubic root of 3264643264 is about 1483.4693481752.

The spelling of 3264643264 in words is "three billion, two hundred sixty-four million, six hundred forty-three thousand, two hundred sixty-four".