566505216660 has 48 divisors (see below), whose sum is σ = 1591282437696. Its totient is φ = 150585407232.

The previous prime is 566505216653. The next prime is 566505216707. The reversal of 566505216660 is 66612505665.

566505216660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15063894 + ... + 15101453.

It is an arithmetic number, because the mean of its divisors is an integer number (33151717452).

Almost surely, 2^566505216660 is an apocalyptic number.

It is an amenable number.

566505216660 is an abundant number, since it is smaller than the sum of its proper divisors (1024777221036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

566505216660 is a wasteful number, since it uses less digits than its factorization.

566505216660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30165672 (or 30165670 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 48.

The spelling of 566505216660 in words is "five hundred sixty-six billion, five hundred five million, two hundred sixteen thousand, six hundred sixty".