2144603311443 has 24 divisors (see below), whose sum is σ = 3260890651200. Its totient is φ = 1354448795184.

The previous prime is 2144603311429. The next prime is 2144603311447. The reversal of 2144603311443 is 3441133064412.

2144603311443 is a `hidden beast` number, since 2 + 1 + 4 + 4 + 603 + 3 + 1 + 1 + 4 + 43 = 666.

It is not a de Polignac number, because 2144603311443 - 2⁴ = 2144603311427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2144603311398 and 2144603311407.

It is not an unprimeable number, because it can be changed into a prime (2144603311447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6847396 + ... + 7153742.

It is an arithmetic number, because the mean of its divisors is an integer number (135870443800).

Almost surely, 2^{2144603311443} is an apocalyptic number.

2144603311443 is a deficient number, since it is larger than the sum of its proper divisors (1116287339757).

2144603311443 is a wasteful number, since it uses less digits than its factorization.

2144603311443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347311 (or 347308 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

Adding to 2144603311443 its reverse (3441133064412), we get a palindrome (5585736375855).

The spelling of 2144603311443 in words is "two trillion, one hundred forty-four billion, six hundred three million, three hundred eleven thousand, four hundred forty-three".