13405104344 has 32 divisors (see below), whose sum is σ = 25415041680. Its totient is φ = 6627876864.

The previous prime is 13405104331. The next prime is 13405104353. The reversal of 13405104344 is 44340150431.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1007624 + ... + 1020840.

Almost surely, 2^13405104344 is an apocalyptic number.

It is an amenable number.

13405104344 is a deficient number, since it is larger than the sum of its proper divisors (12009937336).

13405104344 is a wasteful number, since it uses less digits than its factorization.

13405104344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14627 (or 14623 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 13405104344 its reverse (44340150431), we get a palindrome (57745254775).

The spelling of 13405104344 in words is "thirteen billion, four hundred five million, one hundred four thousand, three hundred forty-four".