1444141134221 has 8 divisors (see below), whose sum is σ = 1453802328000. Its totient is φ = 1434481221600.

The previous prime is 1444141134197. The next prime is 1444141134251. The reversal of 1444141134221 is 1224311414441.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1444141134221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444141134251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1997585 + ... + 2622713.

It is an arithmetic number, because the mean of its divisors is an integer number (181725291000).

Almost surely, 2^{1444141134221} is an apocalyptic number.

It is an amenable number.

1444141134221 is a deficient number, since it is larger than the sum of its proper divisors (9661193779).

1444141134221 is a wasteful number, since it uses less digits than its factorization.

1444141134221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640579.

The product of its digits is 12288, while the sum is 32.

Adding to 1444141134221 its reverse (1224311414441), we get a palindrome (2668452548662).

The spelling of 1444141134221 in words is "one trillion, four hundred forty-four billion, one hundred forty-one million, one hundred thirty-four thousand, two hundred twenty-one".