13043444400043 has 4 divisors (see below), whose sum is σ = 13044623852680. Its totient is φ = 13042264947408.

The previous prime is 13043444400023. The next prime is 13043444400059. The reversal of 13043444400043 is 34000444434031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13043444400043 - 2⁵ = 13043444400011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13043444399981 and 13043444400008.

It is not an unprimeable number, because it can be changed into a prime (13043444400013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 589709730 + ... + 589731847.

It is an arithmetic number, because the mean of its divisors is an integer number (3261155963170).

Almost surely, 2^{13043444400043} is an apocalyptic number.

13043444400043 is a deficient number, since it is larger than the sum of its proper divisors (1179452637).

13043444400043 is a wasteful number, since it uses less digits than its factorization.

13043444400043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179452636.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 13043444400043 its reverse (34000444434031), we get a palindrome (47043888834074).

The spelling of 13043444400043 in words is "thirteen trillion, forty-three billion, four hundred forty-four million, four hundred thousand, forty-three".