344668537340839 has 2 divisors, whose sum is σ = 344668537340840. Its totient is φ = 344668537340838.

The previous prime is 344668537340807. The next prime is 344668537340861. The reversal of 344668537340839 is 938043735866443.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 344668537340839 - 2⁵ = 344668537340807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344668537340879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172334268670419 + 172334268670420.

It is an arithmetic number, because the mean of its divisors is an integer number (172334268670420).

Almost surely, 2^{344668537340839} is an apocalyptic number.

344668537340839 is a deficient number, since it is larger than the sum of its proper divisors (1).

344668537340839 is an equidigital number, since it uses as much as digits as its factorization.

344668537340839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3762339840, while the sum is 73.

The spelling of 344668537340839 in words is "three hundred forty-four trillion, six hundred sixty-eight billion, five hundred thirty-seven million, three hundred forty thousand, eight hundred thirty-nine".