344112330389 has 2 divisors, whose sum is σ = 344112330390. Its totient is φ = 344112330388.

The previous prime is 344112330299. The next prime is 344112330403. The reversal of 344112330389 is 983033211443.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 183383502289 + 160728828100 = 428233^2 + 400910^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344112330389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344112336389) 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, 172056165194 + 172056165195.

It is an arithmetic number, because the mean of its divisors is an integer number (172056165195).

Almost surely, 2^344112330389 is an apocalyptic number.

It is an amenable number.

344112330389 is a deficient number, since it is larger than the sum of its proper divisors (1).

344112330389 is an equidigital number, since it uses as much as digits as its factorization.

344112330389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 41.

The spelling of 344112330389 in words is "three hundred forty-four billion, one hundred twelve million, three hundred thirty thousand, three hundred eighty-nine".