4442330221349 has 2 divisors, whose sum is σ = 4442330221350. Its totient is φ = 4442330221348.

The previous prime is 4442330221331. The next prime is 4442330221393. The reversal of 4442330221349 is 9431220332444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3112789776100 + 1329540445249 = 1764310^2 + 1153057^2 .

It is a cyclic number.

It is not a de Polignac number, because 4442330221349 - 2²⁸ = 4442061785893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4442330221949) 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, 2221165110674 + 2221165110675.

It is an arithmetic number, because the mean of its divisors is an integer number (2221165110675).

Almost surely, 2^{4442330221349} is an apocalyptic number.

It is an amenable number.

4442330221349 is a deficient number, since it is larger than the sum of its proper divisors (1).

4442330221349 is an equidigital number, since it uses as much as digits as its factorization.

4442330221349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 41.

The spelling of 4442330221349 in words is "four trillion, four hundred forty-two billion, three hundred thirty million, two hundred twenty-one thousand, three hundred forty-nine".