14214444131421 has 12 divisors (see below), whose sum is σ = 20617169776060. Its totient is φ = 9436975355520.

The previous prime is 14214444131389. The next prime is 14214444131501. The reversal of 14214444131421 is 12413144441241.

14214444131421 is a `hidden beast` number, since 1 + 4 + 2 + 144 + 441 + 31 + 42 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 13064104224900 + 1150339906521 = 3614430^2 + 1072539^2 .

It is not a de Polignac number, because 14214444131421 - 2⁵ = 14214444131389 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 (14214444131621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3276725386 + ... + 3276729723.

Almost surely, 2^{14214444131421} is an apocalyptic number.

It is an amenable number.

14214444131421 is a deficient number, since it is larger than the sum of its proper divisors (6402725644639).

14214444131421 is a wasteful number, since it uses less digits than its factorization.

14214444131421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6553455356 (or 6553455353 counting only the distinct ones).

The product of its digits is 49152, while the sum is 36.

Adding to 14214444131421 its reverse (12413144441241), we get a palindrome (26627588572662).

The spelling of 14214444131421 in words is "fourteen trillion, two hundred fourteen billion, four hundred forty-four million, one hundred thirty-one thousand, four hundred twenty-one".