1320244513144 has 16 divisors (see below), whose sum is σ = 2476993178520. Its totient is φ = 659712998880.

The previous prime is 1320244513123. The next prime is 1320244513151. The reversal of 1320244513144 is 4413154420231.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51143502 + ... + 51169309.

Almost surely, 2^{1320244513144} is an apocalyptic number.

It is an amenable number.

1320244513144 is a deficient number, since it is larger than the sum of its proper divisors (1156748665376).

1320244513144 is a wasteful number, since it uses less digits than its factorization.

1320244513144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102314430 (or 102314426 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 1320244513144 its reverse (4413154420231), we get a palindrome (5733398933375).

The spelling of 1320244513144 in words is "one trillion, three hundred twenty billion, two hundred forty-four million, five hundred thirteen thousand, one hundred forty-four".