566246642663 has 32 divisors (see below), whose sum is σ = 680559445440. Its totient is φ = 465432791040.

The previous prime is 566246642617. The next prime is 566246642669. The reversal of 566246642663 is 366246642665.

It is a cyclic number.

It is not a de Polignac number, because 566246642663 - 2⁸ = 566246642407 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 566246642599 and 566246642608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566246642669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3089573 + ... + 3267713.

It is an arithmetic number, because the mean of its divisors is an integer number (21267482670).

Almost surely, 2^566246642663 is an apocalyptic number.

566246642663 is a deficient number, since it is larger than the sum of its proper divisors (114312802777).

566246642663 is a wasteful number, since it uses less digits than its factorization.

566246642663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178947.

The product of its digits is 44789760, while the sum is 56.

The spelling of 566246642663 in words is "five hundred sixty-six billion, two hundred forty-six million, six hundred forty-two thousand, six hundred sixty-three".