566259945 has 64 divisors (see below), whose sum is σ = 996019200. Its totient is φ = 273611520.

The previous prime is 566259937. The next prime is 566259959. The reversal of 566259945 is 549952665.

It is a happy number.

It is not a de Polignac number, because 566259945 - 2³ = 566259937 is a prime.

It is a super-2 number, since 2×566259945² = 641300650622806050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1082454 + ... + 1082976.

It is an arithmetic number, because the mean of its divisors is an integer number (15562800).

Almost surely, 2^566259945 is an apocalyptic number.

It is an amenable number.

566259945 is a deficient number, since it is larger than the sum of its proper divisors (429759255).

566259945 is a wasteful number, since it uses less digits than its factorization.

566259945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710.

The product of its digits is 2916000, while the sum is 51.

The square root of 566259945 is about 23796.2170312846. The cubic root of 566259945 is about 827.3169981377.

The spelling of 566259945 in words is "five hundred sixty-six million, two hundred fifty-nine thousand, nine hundred forty-five".