4163889165 has 32 divisors (see below), whose sum is σ = 7078250880. Its totient is φ = 2086205184.

The previous prime is 4163889161. The next prime is 4163889173. The reversal of 4163889165 is 5619883614.

It is not a de Polignac number, because 4163889165 - 2² = 4163889161 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4163889161) 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 31 ways as a sum of consecutive naturals, for example, 113259 + ... + 145448.

It is an arithmetic number, because the mean of its divisors is an integer number (221195340).

Almost surely, 2^4163889165 is an apocalyptic number.

It is an amenable number.

4163889165 is a deficient number, since it is larger than the sum of its proper divisors (2914361715).

4163889165 is a wasteful number, since it uses less digits than its factorization.

4163889165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258781.

The product of its digits is 1244160, while the sum is 51.

The square root of 4163889165 is about 64528.2044148138. The cubic root of 4163889165 is about 1608.7913417483.

The spelling of 4163889165 in words is "four billion, one hundred sixty-three million, eight hundred eighty-nine thousand, one hundred sixty-five".