3117659656 has 8 divisors (see below), whose sum is σ = 5845611870. Its totient is φ = 1558829824.

The previous prime is 3117659581. The next prime is 3117659687. The reversal of 3117659656 is 6569567113.

3117659656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2698802500 + 418857156 = 51950^2 + 20466^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194853721 + ... + 194853736.

Almost surely, 2^3117659656 is an apocalyptic number.

It is an amenable number.

3117659656 is a deficient number, since it is larger than the sum of its proper divisors (2727952214).

3117659656 is a wasteful number, since it uses less digits than its factorization.

3117659656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389707463 (or 389707459 counting only the distinct ones).

The product of its digits is 1020600, while the sum is 49.

The square root of 3117659656 is about 55836.0068056447. The cubic root of 3117659656 is about 1460.8632625388.

The spelling of 3117659656 in words is "three billion, one hundred seventeen million, six hundred fifty-nine thousand, six hundred fifty-six".