5564260665 has 12 divisors (see below), whose sum is σ = 9644718564. Its totient is φ = 2967605664.

The previous prime is 5564260643. The next prime is 5564260693. The reversal of 5564260665 is 5660624655.

It is a happy number.

5564260665 is a `hidden beast` number, since 5 + 564 + 26 + 0 + 6 + 65 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 790003449 + 4774257216 = 28107^2 + 69096^2 .

It is a de Polignac number, because none of the positive numbers 2^k-5564260665 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 123650237 = 5564260665 / (5 + 5 + 6 + 4 + 2 + 6 + 0 + 6 + 6 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 5564260665.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61825074 + ... + 61825163.

It is an arithmetic number, because the mean of its divisors is an integer number (803726547).

Almost surely, 2^5564260665 is an apocalyptic number.

It is an amenable number.

5564260665 is a deficient number, since it is larger than the sum of its proper divisors (4080457899).

5564260665 is a wasteful number, since it uses less digits than its factorization.

5564260665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123650248 (or 123650245 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The square root of 5564260665 is about 74593.9720419821. The cubic root of 5564260665 is about 1772.0221884764.

The spelling of 5564260665 in words is "five billion, five hundred sixty-four million, two hundred sixty thousand, six hundred sixty-five".