13044303431243 has 48 divisors (see below), whose sum is σ = 15788563845120. Its totient is φ = 10733803516800.

The previous prime is 13044303431209. The next prime is 13044303431303. The reversal of 13044303431243 is 34213430344031.

13044303431243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13044303431243 - 2³² = 13040008463947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13044303431443) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 665210423 + ... + 665230031.

It is an arithmetic number, because the mean of its divisors is an integer number (328928413440).

Almost surely, 2^{13044303431243} is an apocalyptic number.

13044303431243 is a deficient number, since it is larger than the sum of its proper divisors (2744260413877).

13044303431243 is a wasteful number, since it uses less digits than its factorization.

13044303431243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23128 (or 23121 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 13044303431243 its reverse (34213430344031), we get a palindrome (47257733775274).

The spelling of 13044303431243 in words is "thirteen trillion, forty-four billion, three hundred three million, four hundred thirty-one thousand, two hundred forty-three".