344811446789 has 2 divisors, whose sum is σ = 344811446790. Its totient is φ = 344811446788.

The previous prime is 344811446783. The next prime is 344811446801. The reversal of 344811446789 is 987644118443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 310536478564 + 34274968225 = 557258^2 + 185135^2 .

It is an emirp because it is prime and its reverse (987644118443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 344811446789 - 2⁴ = 344811446773 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344811446783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172405723394 + 172405723395.

It is an arithmetic number, because the mean of its divisors is an integer number (172405723395).

Almost surely, 2^344811446789 is an apocalyptic number.

It is an amenable number.

344811446789 is a deficient number, since it is larger than the sum of its proper divisors (1).

344811446789 is an equidigital number, since it uses as much as digits as its factorization.

344811446789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18579456, while the sum is 59.

The spelling of 344811446789 in words is "three hundred forty-four billion, eight hundred eleven million, four hundred forty-six thousand, seven hundred eighty-nine".