340023343320029 has 2 divisors, whose sum is σ = 340023343320030. Its totient is φ = 340023343320028.

The previous prime is 340023343320013. The next prime is 340023343320097. The reversal of 340023343320029 is 920023343320043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 294379874880004 + 45643468440025 = 17157502^2 + 6755995^2 .

It is a cyclic number.

It is not a de Polignac number, because 340023343320029 - 2⁴ = 340023343320013 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 340023343319974 and 340023343320001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340023343320929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170011671660014 + 170011671660015.

It is an arithmetic number, because the mean of its divisors is an integer number (170011671660015).

Almost surely, 2^{340023343320029} is an apocalyptic number.

It is an amenable number.

340023343320029 is a deficient number, since it is larger than the sum of its proper divisors (1).

340023343320029 is an equidigital number, since it uses as much as digits as its factorization.

340023343320029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 38.

The spelling of 340023343320029 in words is "three hundred forty trillion, twenty-three billion, three hundred forty-three million, three hundred twenty thousand, twenty-nine".