566051663 has 4 divisors (see below), whose sum is σ = 568420320. Its totient is φ = 563683008.

The previous prime is 566051657. The next prime is 566051671. The reversal of 566051663 is 366150665.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 566051663 - 2⁸ = 566051407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566051623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1183970 + ... + 1184447.

It is an arithmetic number, because the mean of its divisors is an integer number (142105080).

Almost surely, 2^566051663 is an apocalyptic number.

566051663 is a deficient number, since it is larger than the sum of its proper divisors (2368657).

566051663 is a wasteful number, since it uses less digits than its factorization.

566051663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2368656.

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 566051663 is about 23791.8402608962. The cubic root of 566051663 is about 827.2155509891.

The spelling of 566051663 in words is "five hundred sixty-six million, fifty-one thousand, six hundred sixty-three".