13112505105344 has 28 divisors (see below), whose sum is σ = 26027204241144. Its totient is φ = 6554469391104.

The previous prime is 13112505105319. The next prime is 13112505105361. The reversal of 13112505105344 is 44350150521131.

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 3 ways as a sum of consecutive naturals, for example, 27624734 + ... + 28095389.

Almost surely, 2^{13112505105344} is an apocalyptic number.

It is an amenable number.

13112505105344 is a deficient number, since it is larger than the sum of its proper divisors (12914699135800).

13112505105344 is an equidigital number, since it uses as much as digits as its factorization.

13112505105344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55723812 (or 55723802 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

Adding to 13112505105344 its reverse (44350150521131), we get a palindrome (57462655626475).

The spelling of 13112505105344 in words is "thirteen trillion, one hundred twelve billion, five hundred five million, one hundred five thousand, three hundred forty-four".