2144403045243 has 16 divisors (see below), whose sum is σ = 3181758500640. Its totient is φ = 1427412735072.

The previous prime is 2144403045209. The next prime is 2144403045247. The reversal of 2144403045243 is 3425403044412.

2144403045243 is a `hidden beast` number, since 2 + 1 + 4 + 4 + 403 + 0 + 4 + 5 + 243 = 666.

It is not a de Polignac number, because 2144403045243 - 2³⁷ = 2006964091771 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2144403045198 and 2144403045207.

It is not an unprimeable number, because it can be changed into a prime (2144403045247) 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, 60795796 + ... + 60831057.

It is an arithmetic number, because the mean of its divisors is an integer number (198859906290).

Almost surely, 2^{2144403045243} is an apocalyptic number.

2144403045243 is a deficient number, since it is larger than the sum of its proper divisors (1037355455397).

2144403045243 is a wasteful number, since it uses less digits than its factorization.

2144403045243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121627515 (or 121627509 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

Adding to 2144403045243 its reverse (3425403044412), we get a palindrome (5569806089655).

The spelling of 2144403045243 in words is "two trillion, one hundred forty-four billion, four hundred three million, forty-five thousand, two hundred forty-three".