13043444343 has 32 divisors (see below), whose sum is σ = 17877024000. Its totient is φ = 8457232896.

The previous prime is 13043444341. The next prime is 13043444369. The reversal of 13043444343 is 34344434031.

It is not a de Polignac number, because 13043444343 - 2¹ = 13043444341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13043444341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3952108 + ... + 3955406.

It is an arithmetic number, because the mean of its divisors is an integer number (558657000).

Almost surely, 2^13043444343 is an apocalyptic number.

13043444343 is a deficient number, since it is larger than the sum of its proper divisors (4833579657).

13043444343 is a wasteful number, since it uses less digits than its factorization.

13043444343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3631.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 13043444343 its reverse (34344434031), we get a palindrome (47387878374).

The spelling of 13043444343 in words is "thirteen billion, forty-three million, four hundred forty-four thousand, three hundred forty-three".