6648066608 has 20 divisors (see below), whose sum is σ = 13005686928. Its totient is φ = 3291760320.

The previous prime is 6648066589. The next prime is 6648066619. The reversal of 6648066608 is 8066608466.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2015363 + ... + 2018658.

Almost surely, 2^6648066608 is an apocalyptic number.

It is an amenable number.

6648066608 is a deficient number, since it is larger than the sum of its proper divisors (6357620320).

6648066608 is a wasteful number, since it uses less digits than its factorization.

6648066608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4034132 (or 4034126 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 50.

The square root of 6648066608 is about 81535.6769028135. The cubic root of 6648066608 is about 1880.3200948854.

The spelling of 6648066608 in words is "six billion, six hundred forty-eight million, sixty-six thousand, six hundred eight".