566980849 has 2 divisors, whose sum is σ = 566980850. Its totient is φ = 566980848.

The previous prime is 566980847. The next prime is 566980873. The reversal of 566980849 is 948089665.

566980849 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 can be written as a sum of positive squares in only one way, i.e., 506250000 + 60730849 = 22500^2 + 7793^2 .

It is a cyclic number.

It is not a de Polignac number, because 566980849 - 2¹ = 566980847 is a prime.

Together with 566980847, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 566980849.

It is not a weakly prime, because it can be changed into another prime (566980847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283490424 + 283490425.

It is an arithmetic number, because the mean of its divisors is an integer number (283490425).

Almost surely, 2^566980849 is an apocalyptic number.

It is an amenable number.

566980849 is a deficient number, since it is larger than the sum of its proper divisors (1).

566980849 is an equidigital number, since it uses as much as digits as its factorization.

566980849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3732480, while the sum is 55.

The square root of 566980849 is about 23811.3596629844. The cubic root of 566980849 is about 827.6679342632.

The spelling of 566980849 in words is "five hundred sixty-six million, nine hundred eighty thousand, eight hundred forty-nine".