566046769 has 2 divisors, whose sum is σ = 566046770. Its totient is φ = 566046768.

The previous prime is 566046749. The next prime is 566046787. The reversal of 566046769 is 967640665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 495285025 + 70761744 = 22255^2 + 8412^2 .

It is a cyclic number.

It is not a de Polignac number, because 566046769 - 2⁷ = 566046641 is a prime.

It is a super-2 number, since 2×566046769² = 640817889390678722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (566046749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283023384 + 283023385.

It is an arithmetic number, because the mean of its divisors is an integer number (283023385).

Almost surely, 2^566046769 is an apocalyptic number.

It is an amenable number.

566046769 is a deficient number, since it is larger than the sum of its proper divisors (1).

566046769 is an equidigital number, since it uses as much as digits as its factorization.

566046769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1632960, while the sum is 49.

The square root of 566046769 is about 23791.7374102859. The cubic root of 566046769 is about 827.2131669872.

The spelling of 566046769 in words is "five hundred sixty-six million, forty-six thousand, seven hundred sixty-nine".