13320244131344 has 40 divisors (see below), whose sum is σ = 27427673188440. Its totient is φ = 6245047728128.

The previous prime is 13320244131281. The next prime is 13320244131431. The reversal of 13320244131344 is 44313144202331.

It can be written as a sum of positive squares in 4 ways, for example, as 2303898979600 + 11016345151744 = 1517860^2 + 3319088^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90951899 + ... + 91098234.

It is an arithmetic number, because the mean of its divisors is an integer number (685691829711).

Almost surely, 2^{13320244131344} is an apocalyptic number.

It is an amenable number.

13320244131344 is an abundant number, since it is smaller than the sum of its proper divisors (14107429057096).

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

13320244131344 is a wasteful number, since it uses less digits than its factorization.

13320244131344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182050427 (or 182050421 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 13320244131344 its reverse (44313144202331), we get a palindrome (57633388333675).

The spelling of 13320244131344 in words is "thirteen trillion, three hundred twenty billion, two hundred forty-four million, one hundred thirty-one thousand, three hundred forty-four".