6687113708 has 24 divisors (see below), whose sum is σ = 12775252224. Its totient is φ = 3037467600.

The previous prime is 6687113663. The next prime is 6687113737. The reversal of 6687113708 is 8073117866.

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, 11153 + ... + 116183.

It is an arithmetic number, because the mean of its divisors is an integer number (532302176).

Almost surely, 2^6687113708 is an apocalyptic number.

It is an amenable number.

6687113708 is a deficient number, since it is larger than the sum of its proper divisors (6088138516).

6687113708 is a wasteful number, since it uses less digits than its factorization.

6687113708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106493 (or 106491 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 47.

The square root of 6687113708 is about 81774.7742766680. The cubic root of 6687113708 is about 1883.9942342162.

The spelling of 6687113708 in words is "six billion, six hundred eighty-seven million, one hundred thirteen thousand, seven hundred eight".