13444003413 has 24 divisors (see below), whose sum is σ = 20490069600. Its totient is φ = 8470639584.

The previous prime is 13444003409. The next prime is 13444003471. The reversal of 13444003413 is 31430044431.

It is not a de Polignac number, because 13444003413 - 2² = 13444003409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13444003403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22170 + ... + 165467.

It is an arithmetic number, because the mean of its divisors is an integer number (853752900).

Almost surely, 2^13444003413 is an apocalyptic number.

It is an amenable number.

13444003413 is a deficient number, since it is larger than the sum of its proper divisors (7046066187).

13444003413 is a wasteful number, since it uses less digits than its factorization.

13444003413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188081 (or 188078 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 13444003413 its reverse (31430044431), we get a palindrome (44874047844).

The spelling of 13444003413 in words is "thirteen billion, four hundred forty-four million, three thousand, four hundred thirteen".