14420324321 has 8 divisors (see below), whose sum is σ = 15534177960. Its totient is φ = 13307127552.

The previous prime is 14420324311. The next prime is 14420324353. The reversal of 14420324321 is 12342302441.

It can be written as a sum of positive squares in 4 ways, for example, as 3027750625 + 11392573696 = 55025^2 + 106736^2 .

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-14420324321 is a prime.

It is a super-2 number, since 2×14420324321² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14420324311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118136 + ... + 206873.

It is an arithmetic number, because the mean of its divisors is an integer number (1941772245).

Almost surely, 2^14420324321 is an apocalyptic number.

It is an amenable number.

14420324321 is a deficient number, since it is larger than the sum of its proper divisors (1113853639).

14420324321 is a wasteful number, since it uses less digits than its factorization.

14420324321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328435.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 14420324321 its reverse (12342302441), we get a palindrome (26762626762).

The spelling of 14420324321 in words is "fourteen billion, four hundred twenty million, three hundred twenty-four thousand, three hundred twenty-one".