4644045564 has 24 divisors (see below), whose sum is σ = 11100402768. Its totient is φ = 1510258560.

The previous prime is 4644045487. The next prime is 4644045589. The reversal of 4644045564 is 4655404464.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4719067 + ... + 4720050.

It is an arithmetic number, because the mean of its divisors is an integer number (462516782).

Almost surely, 2^4644045564 is an apocalyptic number.

It is an amenable number.

4644045564 is an abundant number, since it is smaller than the sum of its proper divisors (6456357204).

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

4644045564 is a wasteful number, since it uses less digits than its factorization.

4644045564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9439165 (or 9439163 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 42.

The square root of 4644045564 is about 68147.2344559924. The cubic root of 4644045564 is about 1668.3947863333.

The spelling of 4644045564 in words is "four billion, six hundred forty-four million, forty-five thousand, five hundred sixty-four".