13043444400012 has 96 divisors (see below), whose sum is σ = 33998427187200. Its totient is φ = 3864416516352.

The previous prime is 13043444400011. The next prime is 13043444400013. The reversal of 13043444400012 is 21000444434031.

It is an interprime number because it is at equal distance from previous prime (13043444400011) and next prime (13043444400013).

It is not an unprimeable number, because it can be changed into a prime (13043444400011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2267712 + ... + 5588327.

It is an arithmetic number, because the mean of its divisors is an integer number (354150283200).

Almost surely, 2^{13043444400012} is an apocalyptic number.

13043444400012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13043444400012 is an abundant number, since it is smaller than the sum of its proper divisors (20954982787188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13043444400012 is a wasteful number, since it uses less digits than its factorization.

13043444400012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7856455 (or 7856453 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 13043444400012 its reverse (21000444434031), we get a palindrome (34043888834043).

The spelling of 13043444400012 in words is "thirteen trillion, forty-three billion, four hundred forty-four million, four hundred thousand, twelve".