13430334142444 has 12 divisors (see below), whose sum is σ = 23503573522800. Its totient is φ = 6715027421648.

The previous prime is 13430334142411. The next prime is 13430334142447. The reversal of 13430334142444 is 44424143303431.

It is a junction number, because it is equal to n+sod(n) for n = 13430334142397 and 13430334142406.

It is not an unprimeable number, because it can be changed into a prime (13430334142447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34695859 + ... + 35080810.

It is an arithmetic number, because the mean of its divisors is an integer number (1958631126900).

Almost surely, 2^{13430334142444} is an apocalyptic number.

It is an amenable number.

13430334142444 is a deficient number, since it is larger than the sum of its proper divisors (10073239380356).

13430334142444 is a wasteful number, since it uses less digits than its factorization.

13430334142444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69824792 (or 69824790 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 40.

Adding to 13430334142444 its reverse (44424143303431), we get a palindrome (57854477445875).

The spelling of 13430334142444 in words is "thirteen trillion, four hundred thirty billion, three hundred thirty-four million, one hundred forty-two thousand, four hundred forty-four".