4645648512 has 64 divisors (see below), whose sum is σ = 13711125600. Its totient is φ = 1548548352.

The previous prime is 4645648507. The next prime is 4645648559. The reversal of 4645648512 is 2158465464.

It is a happy number.

4645648512 is a `hidden beast` number, since 4 + 6 + 4 + 564 + 85 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (64).

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, 668658 + ... + 675569.

Almost surely, 2^4645648512 is an apocalyptic number.

It is an amenable number.

4645648512 is an abundant number, since it is smaller than the sum of its proper divisors (9065477088).

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

4645648512 is a wasteful number, since it uses less digits than its factorization.

4645648512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344250 (or 1344232 counting only the distinct ones).

The product of its digits is 921600, while the sum is 45.

The square root of 4645648512 is about 68158.9943587785. The cubic root of 4645648512 is about 1668.5867197394.

The spelling of 4645648512 in words is "four billion, six hundred forty-five million, six hundred forty-eight thousand, five hundred twelve".