5660710660521 has 12 divisors (see below), whose sum is σ = 9344665217472. Its totient is φ = 3234691805976.

The previous prime is 5660710660519. The next prime is 5660710660529. The reversal of 5660710660521 is 1250660170665.

5660710660521 is a `hidden beast` number, since 5 + 6 + 6 + 0 + 7 + 10 + 6 + 605 + 21 = 666.

5660710660521 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5660710660521 - 2¹ = 5660710660519 is a prime.

It is a super-2 number, since 2×5660710660521² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5660710660529) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44926275021 + ... + 44926275146.

It is an arithmetic number, because the mean of its divisors is an integer number (778722101456).

Almost surely, 2^{5660710660521} is an apocalyptic number.

It is an amenable number.

5660710660521 is a deficient number, since it is larger than the sum of its proper divisors (3683954556951).

5660710660521 is a wasteful number, since it uses less digits than its factorization.

5660710660521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89852550180 (or 89852550177 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The spelling of 5660710660521 in words is "five trillion, six hundred sixty billion, seven hundred ten million, six hundred sixty thousand, five hundred twenty-one".