5564661056 has 28 divisors (see below), whose sum is σ = 11423149620. Its totient is φ = 2686387200.

The previous prime is 5564661049. The next prime is 5564661071. The reversal of 5564661056 is 6501664655.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3609606400 + 1955054656 = 60080^2 + 44216^2 .

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 5564660998 and 5564661016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1497245 + ... + 1500956.

Almost surely, 2^5564661056 is an apocalyptic number.

It is an amenable number.

5564661056 is an abundant number, since it is smaller than the sum of its proper divisors (5858488564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5564661056 is a wasteful number, since it uses less digits than its factorization.

5564661056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2998242 (or 2998232 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 44.

The square root of 5564661056 is about 74596.6557963559. The cubic root of 5564661056 is about 1772.0646909616.

The spelling of 5564661056 in words is "five billion, five hundred sixty-four million, six hundred sixty-one thousand, fifty-six".