14343420321 has 24 divisors (see below), whose sum is σ = 22178364000. Its totient is φ = 8905453632.

The previous prime is 14343420313. The next prime is 14343420323. The reversal of 14343420321 is 12302434341.

14343420321 is a `hidden beast` number, since 1 + 4 + 3 + 434 + 203 + 21 = 666.

It is not a de Polignac number, because 14343420321 - 2³ = 14343420313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14343420323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 700756 + ... + 720933.

It is an arithmetic number, because the mean of its divisors is an integer number (924098500).

Almost surely, 2^14343420321 is an apocalyptic number.

It is an amenable number.

14343420321 is a deficient number, since it is larger than the sum of its proper divisors (7834943679).

14343420321 is a wasteful number, since it uses less digits than its factorization.

14343420321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421773 (or 1421770 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 14343420321 its reverse (12302434341), we get a palindrome (26645854662).

The spelling of 14343420321 in words is "fourteen billion, three hundred forty-three million, four hundred twenty thousand, three hundred twenty-one".