14444421419381 has 2 divisors, whose sum is σ = 14444421419382. Its totient is φ = 14444421419380.

The previous prime is 14444421419353. The next prime is 14444421419399. The reversal of 14444421419381 is 18391412444441.

14444421419381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14002070060356 + 442351359025 = 3741934^2 + 665095^2 .

It is a cyclic number.

It is not a de Polignac number, because 14444421419381 - 2²⁶ = 14444354310517 is a prime.

It is a super-2 number, since 2×14444421419381² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14444421410381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7222210709690 + 7222210709691.

It is an arithmetic number, because the mean of its divisors is an integer number (7222210709691).

Almost surely, 2^{14444421419381} is an apocalyptic number.

It is an amenable number.

14444421419381 is a deficient number, since it is larger than the sum of its proper divisors (1).

14444421419381 is an equidigital number, since it uses as much as digits as its factorization.

14444421419381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1769472, while the sum is 50.

The spelling of 14444421419381 in words is "fourteen trillion, four hundred forty-four billion, four hundred twenty-one million, four hundred nineteen thousand, three hundred eighty-one".