344102121412409 has 2 divisors, whose sum is σ = 344102121412410. Its totient is φ = 344102121412408.

The previous prime is 344102121412403. The next prime is 344102121412447. The reversal of 344102121412409 is 904214121201443.

It is an a-pointer prime, because the next prime (344102121412447) can be obtained adding 344102121412409 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 341256162534400 + 2845958878009 = 18473120^2 + 1686997^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344102121412409 is a prime.

It is not a weakly prime, because it can be changed into another prime (344102121412403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172051060706204 + 172051060706205.

It is an arithmetic number, because the mean of its divisors is an integer number (172051060706205).

Almost surely, 2^{344102121412409} is an apocalyptic number.

It is an amenable number.

344102121412409 is a deficient number, since it is larger than the sum of its proper divisors (1).

344102121412409 is an equidigital number, since it uses as much as digits as its factorization.

344102121412409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 344102121412409 in words is "three hundred forty-four trillion, one hundred two billion, one hundred twenty-one million, four hundred twelve thousand, four hundred nine".