13444040020042 has 32 divisors (see below), whose sum is σ = 20888354934720. Its totient is φ = 6481857621120.

The previous prime is 13444040020039. The next prime is 13444040020057. The reversal of 13444040020042 is 24002004044431.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175684753 + ... + 175761259.

It is an arithmetic number, because the mean of its divisors is an integer number (652761091710).

Almost surely, 2^{13444040020042} is an apocalyptic number.

13444040020042 is a deficient number, since it is larger than the sum of its proper divisors (7444314914678).

13444040020042 is a wasteful number, since it uses less digits than its factorization.

13444040020042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80406.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 13444040020042 its reverse (24002004044431), we get a palindrome (37446044064473).

The spelling of 13444040020042 in words is "thirteen trillion, four hundred forty-four billion, forty million, twenty thousand, forty-two".