6144272189 has 6 divisors (see below), whose sum is σ = 6753621630. Its totient is φ = 5585701880.

The previous prime is 6144272179. The next prime is 6144272191. The reversal of 6144272189 is 9812724416.

It can be written as a sum of positive squares in only one way, i.e., 4424511289 + 1719760900 = 66517^2 + 41470^2 .

It is not a de Polignac number, because 6144272189 - 2³² = 1849304893 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 (6144272119) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 25389434 + ... + 25389675.

It is an arithmetic number, because the mean of its divisors is an integer number (1125603605).

Almost surely, 2^6144272189 is an apocalyptic number.

It is an amenable number.

6144272189 is a deficient number, since it is larger than the sum of its proper divisors (609349441).

6144272189 is a wasteful number, since it uses less digits than its factorization.

6144272189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50779131 (or 50779120 counting only the distinct ones).

The product of its digits is 193536, while the sum is 44.

The square root of 6144272189 is about 78385.4080106750. The cubic root of 6144272189 is about 1831.5698344416.

It can be divided in two parts, 614427 and 2189, that added together give a palindrome (616616).

The spelling of 6144272189 in words is "six billion, one hundred forty-four million, two hundred seventy-two thousand, one hundred eighty-nine".