13444022043 has 24 divisors (see below), whose sum is σ = 20096809200. Its totient is φ = 8650160064.

The previous prime is 13444021993. The next prime is 13444022083. The reversal of 13444022043 is 34022044431.

It is a happy number.

13444022043 is a `hidden beast` number, since 13 + 4 + 440 + 2 + 204 + 3 = 666.

It is not a de Polignac number, because 13444022043 - 2²⁸ = 13175586587 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13444021998 and 13444022016.

It is not an unprimeable number, because it can be changed into a prime (13444022083) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 750396 + ... + 768102.

It is an arithmetic number, because the mean of its divisors is an integer number (837367050).

Almost surely, 2^13444022043 is an apocalyptic number.

13444022043 is a deficient number, since it is larger than the sum of its proper divisors (6652787157).

13444022043 is a wasteful number, since it uses less digits than its factorization.

13444022043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20651 (or 20648 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 13444022043 its reverse (34022044431), we get a palindrome (47466066474).

The spelling of 13444022043 in words is "thirteen billion, four hundred forty-four million, twenty-two thousand, forty-three".