1442143311424 has 28 divisors (see below), whose sum is σ = 2861968130764. Its totient is φ = 721017483264.

The previous prime is 1442143311391. The next prime is 1442143311437. The reversal of 1442143311424 is 4241133412441.

It can be written as a sum of positive squares in 2 ways, for example, as 1017612877824 + 424530433600 = 1008768^2 + 651560^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1442143311424.

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, 18952 + ... + 1698424.

Almost surely, 2^{1442143311424} is an apocalyptic number.

It is an amenable number.

1442143311424 is a deficient number, since it is larger than the sum of its proper divisors (1419824819340).

1442143311424 is a wasteful number, since it uses less digits than its factorization.

1442143311424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692902 (or 1692892 counting only the distinct ones).

The product of its digits is 36864, while the sum is 34.

Adding to 1442143311424 its reverse (4241133412441), we get a palindrome (5683276723865).

The spelling of 1442143311424 in words is "one trillion, four hundred forty-two billion, one hundred forty-three million, three hundred eleven thousand, four hundred twenty-four".