566466545 has 4 divisors (see below), whose sum is σ = 679759860. Its totient is φ = 453173232.

The previous prime is 566466539. The next prime is 566466547. The reversal of 566466545 is 545664665.

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

It can be written as a sum of positive squares in 2 ways, for example, as 307932304 + 258534241 = 17548^2 + 16079^2 .

It is a cyclic number.

It is not a de Polignac number, because 566466545 - 2⁸ = 566466289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 566466545.

It is not an unprimeable number, because it can be changed into a prime (566466547) 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, 56646650 + ... + 56646659.

It is an arithmetic number, because the mean of its divisors is an integer number (169939965).

Almost surely, 2^566466545 is an apocalyptic number.

It is an amenable number.

566466545 is a deficient number, since it is larger than the sum of its proper divisors (113293315).

566466545 is a wasteful number, since it uses less digits than its factorization.

566466545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113293314.

The product of its digits is 2592000, while the sum is 47.

The square root of 566466545 is about 23800.5576615339. The cubic root of 566466545 is about 827.4176014680.

The spelling of 566466545 in words is "five hundred sixty-six million, four hundred sixty-six thousand, five hundred forty-five".