14420314324421 has 4 divisors (see below), whose sum is σ = 14420332201344. Its totient is φ = 14420296447500.

The previous prime is 14420314324393. The next prime is 14420314324439. The reversal of 14420314324421 is 12442341302441.

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 14420314324421 - 2²² = 14420310130117 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 (14420314324021) 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, 7668335 + ... + 9361836.

It is an arithmetic number, because the mean of its divisors is an integer number (3605083050336).

Almost surely, 2^{14420314324421} is an apocalyptic number.

It is an amenable number.

14420314324421 is a deficient number, since it is larger than the sum of its proper divisors (17876923).

14420314324421 is an equidigital number, since it uses as much as digits as its factorization.

14420314324421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17876922.

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

Adding to 14420314324421 its reverse (12442341302441), we get a palindrome (26862655626862).

The spelling of 14420314324421 in words is "fourteen trillion, four hundred twenty billion, three hundred fourteen million, three hundred twenty-four thousand, four hundred twenty-one".