16189228127 has 4 divisors (see below), whose sum is σ = 16198309680. Its totient is φ = 16180146576.

The previous prime is 16189228093. The next prime is 16189228183. The reversal of 16189228127 is 72182298161.

16189228127 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16189228127 - 2¹² = 16189224031 is a prime.

It is a super-2 number, since 2×16189228127² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16189228927) 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 3 ways as a sum of consecutive naturals, for example, 4538102 + ... + 4541667.

It is an arithmetic number, because the mean of its divisors is an integer number (4049577420).

Almost surely, 2^16189228127 is an apocalyptic number.

16189228127 is a deficient number, since it is larger than the sum of its proper divisors (9081553).

16189228127 is an equidigital number, since it uses as much as digits as its factorization.

16189228127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9081552.

The product of its digits is 193536, while the sum is 47.

The spelling of 16189228127 in words is "sixteen billion, one hundred eighty-nine million, two hundred twenty-eight thousand, one hundred twenty-seven".