566828665 has 16 divisors (see below), whose sum is σ = 739778256. Its totient is φ = 414432000.

The previous prime is 566828657. The next prime is 566828677.

It is a happy number.

566828665 is nontrivially palindromic in base 10.

566828665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 5707321 + 561121344 = 2389^2 + 23688^2 .

It is not a de Polignac number, because 566828665 - 2³ = 566828657 is a prime.

It is a Duffinian 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, 36606 + ... + 49735.

It is an arithmetic number, because the mean of its divisors is an integer number (46236141).

Almost surely, 2^566828665 is an apocalyptic number.

It is an amenable number.

566828665 is a deficient number, since it is larger than the sum of its proper divisors (172949591).

566828665 is a wasteful number, since it uses less digits than its factorization.

566828665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86460.

The product of its digits is 4147200, while the sum is 52.

The square root of 566828665 is about 23808.1638309215. The cubic root of 566828665 is about 827.5938758605.

The spelling of 566828665 in words is "five hundred sixty-six million, eight hundred twenty-eight thousand, six hundred sixty-five".