4644530864 has 10 divisors (see below), whose sum is σ = 8998778580. Its totient is φ = 2322265424.

The previous prime is 4644530851. The next prime is 4644530909. The reversal of 4644530864 is 4680354464.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145141574 + ... + 145141605.

It is an arithmetic number, because the mean of its divisors is an integer number (899877858).

Almost surely, 2^4644530864 is an apocalyptic number.

It is an amenable number.

4644530864 is a deficient number, since it is larger than the sum of its proper divisors (4354247716).

4644530864 is a wasteful number, since it uses less digits than its factorization.

4644530864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290283187 (or 290283181 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 44.

The square root of 4644530864 is about 68150.7950357147. The cubic root of 4644530864 is about 1668.4528997301.

The spelling of 4644530864 in words is "four billion, six hundred forty-four million, five hundred thirty thousand, eight hundred sixty-four".