344253352393 has 2 divisors, whose sum is σ = 344253352394. Its totient is φ = 344253352392.

The previous prime is 344253352369. The next prime is 344253352459. The reversal of 344253352393 is 393253352443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 319600270224 + 24653082169 = 565332^2 + 157013^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344253352393 is a prime.

It is not a weakly prime, because it can be changed into another prime (344253352343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172126676196 + 172126676197.

It is an arithmetic number, because the mean of its divisors is an integer number (172126676197).

Almost surely, 2^344253352393 is an apocalyptic number.

It is an amenable number.

344253352393 is a deficient number, since it is larger than the sum of its proper divisors (1).

344253352393 is an equidigital number, since it uses as much as digits as its factorization.

344253352393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3499200, while the sum is 46.

The spelling of 344253352393 in words is "three hundred forty-four billion, two hundred fifty-three million, three hundred fifty-two thousand, three hundred ninety-three".