13443126445 has 16 divisors (see below), whose sum is σ = 18508036608. Its totient is φ = 9182269440.

The previous prime is 13443126443. The next prime is 13443126479. The reversal of 13443126445 is 54462134431.

It is not a de Polignac number, because 13443126445 - 2¹ = 13443126443 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13443126443) 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, 738261 + ... + 756250.

It is an arithmetic number, because the mean of its divisors is an integer number (1156752288).

Almost surely, 2^13443126445 is an apocalyptic number.

It is an amenable number.

13443126445 is a deficient number, since it is larger than the sum of its proper divisors (5064910163).

13443126445 is a wasteful number, since it uses less digits than its factorization.

13443126445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1494780.

The product of its digits is 138240, while the sum is 37.

The spelling of 13443126445 in words is "thirteen billion, four hundred forty-three million, one hundred twenty-six thousand, four hundred forty-five".