2144430043144 has 32 divisors (see below), whose sum is σ = 4119406615800. Its totient is φ = 1045928366080.

The previous prime is 2144430043139. The next prime is 2144430043181. The reversal of 2144430043144 is 4413400344412.

It can be written as a sum of positive squares in 4 ways, for example, as 917514936900 + 1226915106244 = 957870^2 + 1107662^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2145792 + ... + 2982160.

Almost surely, 2^{2144430043144} is an apocalyptic number.

It is an amenable number.

2144430043144 is a deficient number, since it is larger than the sum of its proper divisors (1974976572656).

2144430043144 is a wasteful number, since it uses less digits than its factorization.

2144430043144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844233 (or 844229 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 2144430043144 its reverse (4413400344412), we get a palindrome (6557830387556).

The spelling of 2144430043144 in words is "two trillion, one hundred forty-four billion, four hundred thirty million, forty-three thousand, one hundred forty-four".