13320420043144 has 16 divisors (see below), whose sum is σ = 26061691389120. Its totient is φ = 6370635672720.

The previous prime is 13320420043141. The next prime is 13320420043171. The reversal of 13320420043144 is 44134002402331.

13320420043144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13320420043141) 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, 36196793412 + ... + 36196793779.

It is an arithmetic number, because the mean of its divisors is an integer number (1628855711820).

Almost surely, 2^{13320420043144} is an apocalyptic number.

It is an amenable number.

13320420043144 is a deficient number, since it is larger than the sum of its proper divisors (12741271345976).

13320420043144 is a wasteful number, since it uses less digits than its factorization.

13320420043144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72393587220 (or 72393587216 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 13320420043144 its reverse (44134002402331), we get a palindrome (57454422445475).

The spelling of 13320420043144 in words is "thirteen trillion, three hundred twenty billion, four hundred twenty million, forty-three thousand, one hundred forty-four".