14023321621 has 8 divisors (see below), whose sum is σ = 14764752320. Its totient is φ = 13282227072.

The previous prime is 14023321561. The next prime is 14023321649. The reversal of 14023321621 is 12612332041.

14023321621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14023321621 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 (14023321021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3976 + ... + 167518.

It is an arithmetic number, because the mean of its divisors is an integer number (1845594040).

Almost surely, 2^14023321621 is an apocalyptic number.

It is an amenable number.

14023321621 is a deficient number, since it is larger than the sum of its proper divisors (741430699).

14023321621 is a wasteful number, since it uses less digits than its factorization.

14023321621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168075.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 14023321621 its reverse (12612332041), we get a palindrome (26635653662).

The spelling of 14023321621 in words is "fourteen billion, twenty-three million, three hundred twenty-one thousand, six hundred twenty-one".