5566610660 has 96 divisors (see below), whose sum is σ = 12756344832. Its totient is φ = 2028257280.

The previous prime is 5566610659. The next prime is 5566610663. The reversal of 5566610660 is 660166655.

It is not an unprimeable number, because it can be changed into a prime (5566610663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8683940 + ... + 8684580.

It is an arithmetic number, because the mean of its divisors is an integer number (132878592).

Almost surely, 2^5566610660 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 5566610660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6378172416).

5566610660 is an abundant number, since it is smaller than the sum of its proper divisors (7189734172).

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

5566610660 is a wasteful number, since it uses less digits than its factorization.

5566610660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053 (or 1051 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 41.

The square root of 5566610660 is about 74609.7222887205. The cubic root of 5566610660 is about 1772.2716170727.

The spelling of 5566610660 in words is "five billion, five hundred sixty-six million, six hundred ten thousand, six hundred sixty".