14434421423021 has 4 divisors (see below), whose sum is σ = 14538266181600. Its totient is φ = 14330576664444.

The previous prime is 14434421422979. The next prime is 14434421423083. The reversal of 14434421423021 is 12032412443441.

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 14434421423021 - 2⁶ = 14434421422957 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 (14434421423221) 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, 51922379081 + ... + 51922379358.

It is an arithmetic number, because the mean of its divisors is an integer number (3634566545400).

Almost surely, 2^{14434421423021} is an apocalyptic number.

It is an amenable number.

14434421423021 is a deficient number, since it is larger than the sum of its proper divisors (103844758579).

14434421423021 is a wasteful number, since it uses less digits than its factorization.

14434421423021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103844758578.

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

Adding to 14434421423021 its reverse (12032412443441), we get a palindrome (26466833866462).

The spelling of 14434421423021 in words is "fourteen trillion, four hundred thirty-four billion, four hundred twenty-one million, four hundred twenty-three thousand, twenty-one".