2144044344191 has 2 divisors, whose sum is σ = 2144044344192. Its totient is φ = 2144044344190.

The previous prime is 2144044344161. The next prime is 2144044344223. The reversal of 2144044344191 is 1914434404412.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2144044344191 - 2²² = 2144040149887 is a prime.

It is a super-2 number, since 2×2144044344191² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2144044344161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072022172095 + 1072022172096.

It is an arithmetic number, because the mean of its divisors is an integer number (1072022172096).

Almost surely, 2^{2144044344191} is an apocalyptic number.

2144044344191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144044344191 is an equidigital number, since it uses as much as digits as its factorization.

2144044344191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 221184, while the sum is 41.

The spelling of 2144044344191 in words is "two trillion, one hundred forty-four billion, forty-four million, three hundred forty-four thousand, one hundred ninety-one".