5666125663 has 8 divisors (see below), whose sum is σ = 6182744400. Its totient is φ = 5149759680.

The previous prime is 5666125631. The next prime is 5666125669. The reversal of 5666125663 is 3665216665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5666125663 - 2⁵ = 5666125631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5666125669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14688 + ... + 107461.

It is an arithmetic number, because the mean of its divisors is an integer number (772843050).

Almost surely, 2^5666125663 is an apocalyptic number.

5666125663 is a deficient number, since it is larger than the sum of its proper divisors (516618737).

5666125663 is a wasteful number, since it uses less digits than its factorization.

5666125663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126377.

The product of its digits is 1166400, while the sum is 46.

The square root of 5666125663 is about 75273.6717783848. The cubic root of 5666125663 is about 1782.7703423729.

It can be divided in two parts, 566612 and 5663, that added together give a palindrome (572275).

The spelling of 5666125663 in words is "five billion, six hundred sixty-six million, one hundred twenty-five thousand, six hundred sixty-three".