566763887 has 2 divisors, whose sum is σ = 566763888. Its totient is φ = 566763886.

The previous prime is 566763829. The next prime is 566763889. The reversal of 566763887 is 788367665.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 566763887 - 2²⁸ = 298328431 is a prime.

Together with 566763889, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (566763889) 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, 283381943 + 283381944.

It is an arithmetic number, because the mean of its divisors is an integer number (283381944).

Almost surely, 2^566763887 is an apocalyptic number.

566763887 is a deficient number, since it is larger than the sum of its proper divisors (1).

566763887 is an equidigital number, since it uses as much as digits as its factorization.

566763887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10160640, while the sum is 56.

The square root of 566763887 is about 23806.8033763460. The cubic root of 566763887 is about 827.5623484510.

The spelling of 566763887 in words is "five hundred sixty-six million, seven hundred sixty-three thousand, eight hundred eighty-seven".