14403422431421 has 4 divisors (see below), whose sum is σ = 14404038012000. Its totient is φ = 14402806850844.

The previous prime is 14403422431399. The next prime is 14403422431471. The reversal of 14403422431421 is 12413422430441.

14403422431421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14403422431421 - 2²⁶ = 14403355322557 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 (14403422431471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307755191 + ... + 307801988.

It is an arithmetic number, because the mean of its divisors is an integer number (3601009503000).

Almost surely, 2^{14403422431421} is an apocalyptic number.

It is an amenable number.

14403422431421 is a deficient number, since it is larger than the sum of its proper divisors (615580579).

14403422431421 is an equidigital number, since it uses as much as digits as its factorization.

14403422431421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615580578.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 14403422431421 its reverse (12413422430441), we get a palindrome (26816844861862).

The spelling of 14403422431421 in words is "fourteen trillion, four hundred three billion, four hundred twenty-two million, four hundred thirty-one thousand, four hundred twenty-one".