6668682132 has 48 divisors (see below), whose sum is σ = 17831690240. Its totient is φ = 1900137312.

The previous prime is 6668682113. The next prime is 6668682143. The reversal of 6668682132 is 2312868666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77332 + ... + 138987.

Almost surely, 2^6668682132 is an apocalyptic number.

It is an amenable number.

6668682132 is an abundant number, since it is smaller than the sum of its proper divisors (11163008108).

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

6668682132 is a wasteful number, since it uses less digits than its factorization.

6668682132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216700 (or 216698 counting only the distinct ones).

The product of its digits is 995328, while the sum is 48.

The square root of 6668682132 is about 81661.9993142465. Note that the first 3 decimals coincide. The cubic root of 6668682132 is about 1882.2617012017.

The spelling of 6668682132 in words is "six billion, six hundred sixty-eight million, six hundred eighty-two thousand, one hundred thirty-two".