340324517761 has 2 divisors, whose sum is σ = 340324517762. Its totient is φ = 340324517760.

The previous prime is 340324517759. The next prime is 340324517791. The reversal of 340324517761 is 167715423043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 340304222736 + 20295025 = 583356^2 + 4505^2 .

It is a cyclic number.

It is not a de Polignac number, because 340324517761 - 2¹ = 340324517759 is a prime.

Together with 340324517759, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (340324517711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170162258880 + 170162258881.

It is an arithmetic number, because the mean of its divisors is an integer number (170162258881).

Almost surely, 2^340324517761 is an apocalyptic number.

It is an amenable number.

340324517761 is a deficient number, since it is larger than the sum of its proper divisors (1).

340324517761 is an equidigital number, since it uses as much as digits as its factorization.

340324517761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 43.

The spelling of 340324517761 in words is "three hundred forty billion, three hundred twenty-four million, five hundred seventeen thousand, seven hundred sixty-one".