6668134002 has 20 divisors (see below), whose sum is σ = 14941559886. Its totient is φ = 2222711280.

The previous prime is 6668133947. The next prime is 6668134027. The reversal of 6668134002 is 2004318666.

It can be written as a sum of positive squares in only one way, i.e., 6664926321 + 3207681 = 81639^2 + 1791^2 .

It is a super-2 number, since 2×6668134002² = 88928022137257072008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 20580499 + ... + 20580822.

Almost surely, 2^6668134002 is an apocalyptic number.

6668134002 is an abundant number, since it is smaller than the sum of its proper divisors (8273425884).

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

6668134002 is a wasteful number, since it uses less digits than its factorization.

6668134002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41161335 (or 41161326 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 6668134002 is about 81658.6431555166. The cubic root of 6668134002 is about 1882.2101291742.

The spelling of 6668134002 in words is "six billion, six hundred sixty-eight million, one hundred thirty-four thousand, two".