320413140244349 has 2 divisors, whose sum is σ = 320413140244350. Its totient is φ = 320413140244348.

The previous prime is 320413140244291. The next prime is 320413140244357. The reversal of 320413140244349 is 943442041314023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270526012905625 + 49887127338724 = 16447675^2 + 7063082^2 .

It is a cyclic number.

It is not a de Polignac number, because 320413140244349 - 2¹² = 320413140240253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320413140247349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160206570122174 + 160206570122175.

It is an arithmetic number, because the mean of its divisors is an integer number (160206570122175).

Almost surely, 2^{320413140244349} is an apocalyptic number.

It is an amenable number.

320413140244349 is a deficient number, since it is larger than the sum of its proper divisors (1).

320413140244349 is an equidigital number, since it uses as much as digits as its factorization.

320413140244349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 320413140244349 in words is "three hundred twenty trillion, four hundred thirteen billion, one hundred forty million, two hundred forty-four thousand, three hundred forty-nine".