566788945 has 8 divisors (see below), whose sum is σ = 687159144. Its totient is φ = 448756224.

The previous prime is 566788909. The next prime is 566789017. The reversal of 566788945 is 549887665.

It can be written as a sum of positive squares in 4 ways, for example, as 32069569 + 534719376 = 5663^2 + 23124^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 566788945 - 2⁹ = 566788433 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 566788945.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 583834 + ... + 584803.

It is an arithmetic number, because the mean of its divisors is an integer number (85894893).

Almost surely, 2^566788945 is an apocalyptic number.

It is an amenable number.

566788945 is a deficient number, since it is larger than the sum of its proper divisors (120370199).

566788945 is a wasteful number, since it uses less digits than its factorization.

566788945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1168739.

The product of its digits is 14515200, while the sum is 58.

The square root of 566788945 is about 23807.3296486607. The cubic root of 566788945 is about 827.5745444478.

The spelling of 566788945 in words is "five hundred sixty-six million, seven hundred eighty-eight thousand, nine hundred forty-five".