5566556375 has 16 divisors (see below), whose sum is σ = 6949581600. Its totient is φ = 4451630400.

The previous prime is 5566556341. The next prime is 5566556417. The reversal of 5566556375 is 5736556655.

It is a happy number.

It is not a de Polignac number, because 5566556375 - 2²⁴ = 5549779159 is a prime.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 434816 + ... + 447434.

It is an arithmetic number, because the mean of its divisors is an integer number (434348850).

Almost surely, 2^5566556375 is an apocalyptic number.

5566556375 is a deficient number, since it is larger than the sum of its proper divisors (1383025225).

5566556375 is a wasteful number, since it uses less digits than its factorization.

5566556375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16163 (or 16153 counting only the distinct ones).

The product of its digits is 14175000, while the sum is 53.

The square root of 5566556375 is about 74609.3584947626. The cubic root of 5566556375 is about 1772.2658560521.

The spelling of 5566556375 in words is "five billion, five hundred sixty-six million, five hundred fifty-six thousand, three hundred seventy-five".