6117507566656 has 28 divisors (see below), whose sum is σ = 12140033287068. Its totient is φ = 3058601541632.

The previous prime is 6117507566609. The next prime is 6117507566669. The reversal of 6117507566656 is 6566657057116.

It can be written as a sum of positive squares in 2 ways, for example, as 5529157205056 + 588350361600 = 2351416^2 + 767040^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6117507566594 and 6117507566603.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1077361 + ... + 3660016.

Almost surely, 2^{6117507566656} is an apocalyptic number.

It is an amenable number.

6117507566656 is a deficient number, since it is larger than the sum of its proper divisors (6022525720412).

6117507566656 is a wasteful number, since it uses less digits than its factorization.

6117507566656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4757566 (or 4757556 counting only the distinct ones).

The product of its (nonzero) digits is 47628000, while the sum is 61.

The spelling of 6117507566656 in words is "six trillion, one hundred seventeen billion, five hundred seven million, five hundred sixty-six thousand, six hundred fifty-six".