14433746221 has 2 divisors, whose sum is σ = 14433746222. Its totient is φ = 14433746220.

The previous prime is 14433746219. The next prime is 14433746237. The reversal of 14433746221 is 12264733441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9337356900 + 5096389321 = 96630^2 + 71389^2 .

It is a cyclic number.

It is not a de Polignac number, because 14433746221 - 2¹ = 14433746219 is a prime.

Together with 14433746219, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14433776221) 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 as a sum of consecutive naturals, namely, 7216873110 + 7216873111.

It is an arithmetic number, because the mean of its divisors is an integer number (7216873111).

Almost surely, 2^14433746221 is an apocalyptic number.

It is an amenable number.

14433746221 is a deficient number, since it is larger than the sum of its proper divisors (1).

14433746221 is an equidigital number, since it uses as much as digits as its factorization.

14433746221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 37.

The spelling of 14433746221 in words is "fourteen billion, four hundred thirty-three million, seven hundred forty-six thousand, two hundred twenty-one".