6648996325 has 24 divisors (see below), whose sum is σ = 8687747520. Its totient is φ = 5033980800.

The previous prime is 6648996313. The next prime is 6648996379. The reversal of 6648996325 is 5236998466.

It is a de Polignac number, because none of the positive numbers 2^k-6648996325 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6648996325.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 482937 + ... + 496513.

It is an arithmetic number, because the mean of its divisors is an integer number (361989480).

Almost surely, 2^6648996325 is an apocalyptic number.

It is an amenable number.

6648996325 is a deficient number, since it is larger than the sum of its proper divisors (2038751195).

6648996325 is a wasteful number, since it uses less digits than its factorization.

6648996325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14637 (or 14632 counting only the distinct ones).

The product of its digits is 16796160, while the sum is 58.

The square root of 6648996325 is about 81541.3779930165. The cubic root of 6648996325 is about 1880.4077436297.

The spelling of 6648996325 in words is "six billion, six hundred forty-eight million, nine hundred ninety-six thousand, three hundred twenty-five".