13443332431044 has 24 divisors (see below), whose sum is σ = 31392300943360. Its totient is φ = 4477607200224.

The previous prime is 13443332431043. The next prime is 13443332431051. The reversal of 13443332431044 is 44013423334431.

It is a junction number, because it is equal to n+sod(n) for n = 13443332430993 and 13443332431011.

It is not an unprimeable number, because it can be changed into a prime (13443332431043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437935279 + ... + 437965974.

Almost surely, 2^{13443332431044} is an apocalyptic number.

It is an amenable number.

13443332431044 is an abundant number, since it is smaller than the sum of its proper divisors (17948968512316).

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

13443332431044 is a wasteful number, since it uses less digits than its factorization.

13443332431044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875902539 (or 875902537 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 39.

Adding to 13443332431044 its reverse (44013423334431), we get a palindrome (57456755765475).

The spelling of 13443332431044 in words is "thirteen trillion, four hundred forty-three billion, three hundred thirty-two million, four hundred thirty-one thousand, forty-four".