566503750656 has 264 divisors, whose sum is σ = 1650563241600. Its totient is φ = 187134935040.

The previous prime is 566503750627. The next prime is 566503750699. The reversal of 566503750656 is 656057305665.

It is a happy number.

566503750656 is a `hidden beast` number, since 5 + 6 + 6 + 50 + 37 + 506 + 56 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 799017630 + ... + 799018338.

Almost surely, 2^566503750656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 566503750656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (825281620800).

566503750656 is an abundant number, since it is smaller than the sum of its proper divisors (1084059490944).

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

566503750656 is a wasteful number, since it uses less digits than its factorization.

566503750656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395 (or 1374 counting only the distinct ones).

The product of its (nonzero) digits is 17010000, while the sum is 54.

The spelling of 566503750656 in words is "five hundred sixty-six billion, five hundred three million, seven hundred fifty thousand, six hundred fifty-six".