1144344421442 has 8 divisors (see below), whose sum is σ = 1733181842496. Its totient is φ = 566617140612.

The previous prime is 1144344421397. The next prime is 1144344421477. The reversal of 1144344421442 is 2441244434411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1144344421396 and 1144344421405.

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, 2777534798 + ... + 2777535209.

It is an arithmetic number, because the mean of its divisors is an integer number (216647730312).

Almost surely, 2^{1144344421442} is an apocalyptic number.

1144344421442 is a deficient number, since it is larger than the sum of its proper divisors (588837421054).

1144344421442 is a wasteful number, since it uses less digits than its factorization.

1144344421442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5555070112.

The product of its digits is 196608, while the sum is 38.

Adding to 1144344421442 its reverse (2441244434411), we get a palindrome (3585588855853).

The spelling of 1144344421442 in words is "one trillion, one hundred forty-four billion, three hundred forty-four million, four hundred twenty-one thousand, four hundred forty-two".