566016643 has 2 divisors, whose sum is σ = 566016644. Its totient is φ = 566016642.

The previous prime is 566016641. The next prime is 566016691. The reversal of 566016643 is 346610665.

566016643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 566016643 - 2¹ = 566016641 is a prime.

Together with 566016641, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (566016641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283008321 + 283008322.

It is an arithmetic number, because the mean of its divisors is an integer number (283008322).

Almost surely, 2^566016643 is an apocalyptic number.

566016643 is a deficient number, since it is larger than the sum of its proper divisors (1).

566016643 is an equidigital number, since it uses as much as digits as its factorization.

566016643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 566016643 is about 23791.1042829037. The cubic root of 566016643 is about 827.1984914826.

The spelling of 566016643 in words is "five hundred sixty-six million, sixteen thousand, six hundred forty-three".