5558565166 has 16 divisors (see below), whose sum is σ = 10395239040. Its totient is φ = 2165674680.

The previous prime is 5558565161. The next prime is 5558565239. The reversal of 5558565166 is 6615658555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5558565161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18047136 + ... + 18047443.

It is an arithmetic number, because the mean of its divisors is an integer number (649702440).

Almost surely, 2^5558565166 is an apocalyptic number.

5558565166 is a deficient number, since it is larger than the sum of its proper divisors (4836673874).

5558565166 is a wasteful number, since it uses less digits than its factorization.

5558565166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36094599.

The product of its digits is 5400000, while the sum is 52.

The square root of 5558565166 is about 74555.7855970950. The cubic root of 5558565166 is about 1771.4173764028.

The spelling of 5558565166 in words is "five billion, five hundred fifty-eight million, five hundred sixty-five thousand, one hundred sixty-six".