566322066 has 24 divisors (see below), whose sum is σ = 1250184780. Its totient is φ = 185211936.

The previous prime is 566322019. The next prime is 566322089. The reversal of 566322066 is 660223665.

566322066 is a `hidden beast` number, since 566 + 32 + 2 + 0 + 66 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 449228025 + 117094041 = 21195^2 + 10821^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 566322066.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 295861 + ... + 297768.

Almost surely, 2^566322066 is an apocalyptic number.

566322066 is an abundant number, since it is smaller than the sum of its proper divisors (683862714).

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

566322066 is a wasteful number, since it uses less digits than its factorization.

566322066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593690 (or 593687 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 566322066 is about 23797.5222659839. The cubic root of 566322066 is about 827.3472503687.

The spelling of 566322066 in words is "five hundred sixty-six million, three hundred twenty-two thousand, sixty-six".