13444432542542 has 8 divisors (see below), whose sum is σ = 20174221727856. Its totient is φ = 6719691966592.

The previous prime is 13444432542533. The next prime is 13444432542623. The reversal of 13444432542542 is 24524523444431.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1262145683 + ... + 1262156334.

It is an arithmetic number, because the mean of its divisors is an integer number (2521777715982).

Almost surely, 2^{13444432542542} is an apocalyptic number.

13444432542542 is a deficient number, since it is larger than the sum of its proper divisors (6729789185314).

13444432542542 is a wasteful number, since it uses less digits than its factorization.

13444432542542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2524304682.

The product of its digits is 7372800, while the sum is 47.

Adding to 13444432542542 its reverse (24524523444431), we get a palindrome (37968955986973).

The spelling of 13444432542542 in words is "thirteen trillion, four hundred forty-four billion, four hundred thirty-two million, five hundred forty-two thousand, five hundred forty-two".