343874433930329 has 2 divisors, whose sum is σ = 343874433930330. Its totient is φ = 343874433930328.

The previous prime is 343874433930323. The next prime is 343874433930337. The reversal of 343874433930329 is 923039334478343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 343873816507225 + 617423104 = 18543835^2 + 24848^2 .

It is a cyclic number.

It is not a de Polignac number, because 343874433930329 - 2²⁰ = 343874432881753 is a prime.

It is not a weakly prime, because it can be changed into another prime (343874433930323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171937216965164 + 171937216965165.

It is an arithmetic number, because the mean of its divisors is an integer number (171937216965165).

Almost surely, 2^{343874433930329} is an apocalyptic number.

It is an amenable number.

343874433930329 is a deficient number, since it is larger than the sum of its proper divisors (1).

343874433930329 is an equidigital number, since it uses as much as digits as its factorization.

343874433930329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423263232, while the sum is 65.

The spelling of 343874433930329 in words is "three hundred forty-three trillion, eight hundred seventy-four billion, four hundred thirty-three million, nine hundred thirty thousand, three hundred twenty-nine".