566423645 has 16 divisors (see below), whose sum is σ = 710363520. Its totient is φ = 432763584.

The previous prime is 566423633. The next prime is 566423657. The reversal of 566423645 is 546324665.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (566423633) and next prime (566423657).

It is not a de Polignac number, because 566423645 - 2⁶ = 566423581 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78062 + ... + 85008.

It is an arithmetic number, because the mean of its divisors is an integer number (44397720).

Almost surely, 2^566423645 is an apocalyptic number.

It is an amenable number.

566423645 is a deficient number, since it is larger than the sum of its proper divisors (143939875).

566423645 is a wasteful number, since it uses less digits than its factorization.

566423645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7684.

The product of its digits is 518400, while the sum is 41.

The square root of 566423645 is about 23799.6564050828. The cubic root of 566423645 is about 827.3967134376.

The spelling of 566423645 in words is "five hundred sixty-six million, four hundred twenty-three thousand, six hundred forty-five".