55189892159 has 16 divisors (see below), whose sum is σ = 57746973600. Its totient is φ = 52692200064.

The previous prime is 55189892123. The next prime is 55189892183. The reversal of 55189892159 is 95129898155.

It is a cyclic number.

It is not a de Polignac number, because 55189892159 - 2²⁴ = 55173114943 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 (55189892959) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1193237 + ... + 1238625.

It is an arithmetic number, because the mean of its divisors is an integer number (3609185850).

Almost surely, 2^55189892159 is an apocalyptic number.

55189892159 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

55189892159 is a deficient number, since it is larger than the sum of its proper divisors (2557081441).

55189892159 is a wasteful number, since it uses less digits than its factorization.

55189892159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46042.

The product of its digits is 11664000, while the sum is 62.

The spelling of 55189892159 in words is "fifty-five billion, one hundred eighty-nine million, eight hundred ninety-two thousand, one hundred fifty-nine".