1442444311144 has 16 divisors (see below), whose sum is σ = 2704654308420. Its totient is φ = 721203162240.

The previous prime is 1442444311109. The next prime is 1442444311157. The reversal of 1442444311144 is 4411134442441.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1422938836900 + 19505474244 = 1192870^2 + 139662^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2048779 + ... + 2661274.

Almost surely, 2^{1442444311144} is an apocalyptic number.

It is an amenable number.

1442444311144 is a deficient number, since it is larger than the sum of its proper divisors (1262209997276).

1442444311144 is a wasteful number, since it uses less digits than its factorization.

1442444311144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4748340 (or 4748336 counting only the distinct ones).

The product of its digits is 98304, while the sum is 37.

Adding to 1442444311144 its reverse (4411134442441), we get a palindrome (5853578753585).

The spelling of 1442444311144 in words is "one trillion, four hundred forty-two billion, four hundred forty-four million, three hundred eleven thousand, one hundred forty-four".