2140443543772 has 18 divisors (see below), whose sum is σ = 3839364911144. Its totient is φ = 1044118798560.

The previous prime is 2140443543761. The next prime is 2140443543787. The reversal of 2140443543772 is 2773453440412.

It is a congruent number.

It is an unprimeable number.

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, 159157728 + ... + 159171175.

Almost surely, 2^{2140443543772} is an apocalyptic number.

It is an amenable number.

2140443543772 is a deficient number, since it is larger than the sum of its proper divisors (1698921367372).

2140443543772 is a wasteful number, since it uses less digits than its factorization.

2140443543772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318328989 (or 318328946 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 46.

The spelling of 2140443543772 in words is "two trillion, one hundred forty billion, four hundred forty-three million, five hundred forty-three thousand, seven hundred seventy-two".