6656496432 has 40 divisors (see below), whose sum is σ = 17199446784. Its totient is φ = 2218380864.

The previous prime is 6656496419. The next prime is 6656496463. The reversal of 6656496432 is 2346946566.

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, 293533 + ... + 315395.

Almost surely, 2^6656496432 is an apocalyptic number.

It is an amenable number.

6656496432 is an abundant number, since it is smaller than the sum of its proper divisors (10542950352).

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

6656496432 is a wasteful number, since it uses less digits than its factorization.

6656496432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28217 (or 28211 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 51.

The square root of 6656496432 is about 81587.3546084196. The cubic root of 6656496432 is about 1881.1145149508.

The spelling of 6656496432 in words is "six billion, six hundred fifty-six million, four hundred ninety-six thousand, four hundred thirty-two".