1444240421043 has 96 divisors (see below), whose sum is σ = 2336041451520. Its totient is φ = 790747776000.

The previous prime is 1444240421033. The next prime is 1444240421053. The reversal of 1444240421043 is 3401240424441.

It is an interprime number because it is at equal distance from previous prime (1444240421033) and next prime (1444240421053).

It is not a de Polignac number, because 1444240421043 - 2²⁰ = 1444239372467 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1444240420995 and 1444240421013.

It is not an unprimeable number, because it can be changed into a prime (1444240421023) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 90933463 + ... + 90949343.

It is an arithmetic number, because the mean of its divisors is an integer number (24333765120).

Almost surely, 2^{1444240421043} is an apocalyptic number.

1444240421043 is a deficient number, since it is larger than the sum of its proper divisors (891801030477).

1444240421043 is a wasteful number, since it uses less digits than its factorization.

1444240421043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16209 (or 16202 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 33.

Adding to 1444240421043 its reverse (3401240424441), we get a palindrome (4845480845484).

The spelling of 1444240421043 in words is "one trillion, four hundred forty-four billion, two hundred forty million, four hundred twenty-one thousand, forty-three".