5616515666656 has 12 divisors (see below), whose sum is σ = 11057515218792. Its totient is φ = 2808257833312.

The previous prime is 5616515666639. The next prime is 5616515666681. The reversal of 5616515666656 is 6566665156165.

It is a super-2 number, since 2×5616515666656² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87758057260 + ... + 87758057323.

It is an arithmetic number, because the mean of its divisors is an integer number (921459601566).

Almost surely, 2^{5616515666656} is an apocalyptic number.

It is an amenable number.

5616515666656 is a deficient number, since it is larger than the sum of its proper divisors (5440999552136).

5616515666656 is a wasteful number, since it uses less digits than its factorization.

5616515666656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175516114593 (or 175516114585 counting only the distinct ones).

The product of its digits is 174960000, while the sum is 64.

The spelling of 5616515666656 in words is "five trillion, six hundred sixteen billion, five hundred fifteen million, six hundred sixty-six thousand, six hundred fifty-six".