6668140014 has 24 divisors (see below), whose sum is σ = 14493225240. Its totient is φ = 2215699728.

The previous prime is 6668140009. The next prime is 6668140043. The reversal of 6668140014 is 4100418666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 578604 + ... + 590015.

It is an arithmetic number, because the mean of its divisors is an integer number (603884385).

Almost surely, 2^6668140014 is an apocalyptic number.

6668140014 is an abundant number, since it is smaller than the sum of its proper divisors (7825085226).

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

6668140014 is a wasteful number, since it uses less digits than its factorization.

6668140014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1168944 (or 1168941 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 6668140014 is about 81658.6799672882. The cubic root of 6668140014 is about 1882.2106948419.

The spelling of 6668140014 in words is "six billion, six hundred sixty-eight million, one hundred forty thousand, fourteen".