234412522344509 has 2 divisors, whose sum is σ = 234412522344510. Its totient is φ = 234412522344508.

The previous prime is 234412522344499. The next prime is 234412522344601. The reversal of 234412522344509 is 905443225214432.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 190478559151609 + 43933963192900 = 13801397^2 + 6628270^2 .

It is a cyclic number.

It is not a de Polignac number, because 234412522344509 - 2⁴ = 234412522344493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234412522344709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117206261172254 + 117206261172255.

It is an arithmetic number, because the mean of its divisors is an integer number (117206261172255).

Almost surely, 2^{234412522344509} is an apocalyptic number.

It is an amenable number.

234412522344509 is a deficient number, since it is larger than the sum of its proper divisors (1).

234412522344509 is an equidigital number, since it uses as much as digits as its factorization.

234412522344509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8294400, while the sum is 50.

The spelling of 234412522344509 in words is "two hundred thirty-four trillion, four hundred twelve billion, five hundred twenty-two million, three hundred forty-four thousand, five hundred nine".