1444444242141 has 8 divisors (see below), whose sum is σ = 1958568464160. Its totient is φ = 946641424112.

The previous prime is 1444444242139. The next prime is 1444444242167. The reversal of 1444444242141 is 1412424444441.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1444444242141 - 2¹ = 1444444242139 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1444444242141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444444242181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4080350790 + ... + 4080351143.

It is an arithmetic number, because the mean of its divisors is an integer number (244821058020).

Almost surely, 2^{1444444242141} is an apocalyptic number.

It is an amenable number.

1444444242141 is a deficient number, since it is larger than the sum of its proper divisors (514124222019).

1444444242141 is an equidigital number, since it uses as much as digits as its factorization.

1444444242141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8160701995.

The product of its digits is 262144, while the sum is 39.

Adding to 1444444242141 its reverse (1412424444441), we get a palindrome (2856868686582).

The spelling of 1444444242141 in words is "one trillion, four hundred forty-four billion, four hundred forty-four million, two hundred forty-two thousand, one hundred forty-one".