344834445409 has 2 divisors, whose sum is σ = 344834445410. Its totient is φ = 344834445408.

The previous prime is 344834445377. The next prime is 344834445427. The reversal of 344834445409 is 904544438443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 266568787809 + 78265657600 = 516303^2 + 279760^2 .

It is a cyclic number.

It is not a de Polignac number, because 344834445409 - 2⁵ = 344834445377 is a prime.

It is not a weakly prime, because it can be changed into another prime (344834442409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172417222704 + 172417222705.

It is an arithmetic number, because the mean of its divisors is an integer number (172417222705).

Almost surely, 2^344834445409 is an apocalyptic number.

It is an amenable number.

344834445409 is a deficient number, since it is larger than the sum of its proper divisors (1).

344834445409 is an equidigital number, since it uses as much as digits as its factorization.

344834445409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13271040, while the sum is 52.

The spelling of 344834445409 in words is "three hundred forty-four billion, eight hundred thirty-four million, four hundred forty-five thousand, four hundred nine".