5566669056 has 288 divisors, whose sum is σ = 18172304640. Its totient is φ = 1669939200.

The previous prime is 5566669033. The next prime is 5566669061. The reversal of 5566669056 is 6509666655.

It is a tau number, because it is divible by the number of its divisors (288).

It is a super-2 number, since 2×5566669056² = 61975608758055862272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 5566668993 and 5566669011.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3683341 + ... + 3684851.

It is an arithmetic number, because the mean of its divisors is an integer number (63098280).

Almost surely, 2^5566669056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5566669056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9086152320).

5566669056 is an abundant number, since it is smaller than the sum of its proper divisors (12605635584).

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

5566669056 is a wasteful number, since it uses less digits than its factorization.

5566669056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1590 (or 1570 counting only the distinct ones).

The product of its (nonzero) digits is 8748000, while the sum is 54.

The square root of 5566669056 is about 74610.1136307940. The cubic root of 5566669056 is about 1772.2778143334.

The spelling of 5566669056 in words is "five billion, five hundred sixty-six million, six hundred sixty-nine thousand, fifty-six".