566536631 has 2 divisors, whose sum is σ = 566536632. Its totient is φ = 566536630.

The previous prime is 566536627. The next prime is 566536651. The reversal of 566536631 is 136635665.

566536631 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 566536631 - 2² = 566536627 is a prime.

It is a super-2 number, since 2×566536631² = 641927508529660322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (566536651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283268315 + 283268316.

It is an arithmetic number, because the mean of its divisors is an integer number (283268316).

Almost surely, 2^566536631 is an apocalyptic number.

566536631 is a deficient number, since it is larger than the sum of its proper divisors (1).

566536631 is an equidigital number, since it uses as much as digits as its factorization.

566536631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 291600, while the sum is 41.

The square root of 566536631 is about 23802.0299764537. The cubic root of 566536631 is about 827.4517241060.

The spelling of 566536631 in words is "five hundred sixty-six million, five hundred thirty-six thousand, six hundred thirty-one".