1442021332344 has 32 divisors (see below), whose sum is σ = 3605578419840. Its totient is φ = 480603765600.

The previous prime is 1442021332289. The next prime is 1442021332417. The reversal of 1442021332344 is 4432331202441.

It is a congruent number.

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, 4207402 + ... + 4537209.

It is an arithmetic number, because the mean of its divisors is an integer number (112674325620).

Almost surely, 2^{1442021332344} is an apocalyptic number.

It is an amenable number.

1442021332344 is an abundant number, since it is smaller than the sum of its proper divisors (2163557087496).

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

1442021332344 is a wasteful number, since it uses less digits than its factorization.

1442021332344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8751491 (or 8751487 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 1442021332344 its reverse (4432331202441), we get a palindrome (5874352534785).

The spelling of 1442021332344 in words is "one trillion, four hundred forty-two billion, twenty-one million, three hundred thirty-two thousand, three hundred forty-four".