340068013669 has 2 divisors, whose sum is σ = 340068013670. Its totient is φ = 340068013668.

The previous prime is 340068013639. The next prime is 340068013687. The reversal of 340068013669 is 966310860043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 301637116225 + 38430897444 = 549215^2 + 196038^2 .

It is a cyclic number.

It is not a de Polignac number, because 340068013669 - 2¹⁷ = 340067882597 is a prime.

It is a super-2 number, since 2×340068013669² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340068013619) 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, 170034006834 + 170034006835.

It is an arithmetic number, because the mean of its divisors is an integer number (170034006835).

Almost surely, 2^340068013669 is an apocalyptic number.

It is an amenable number.

340068013669 is a deficient number, since it is larger than the sum of its proper divisors (1).

340068013669 is an equidigital number, since it uses as much as digits as its factorization.

340068013669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 340068013669 in words is "three hundred forty billion, sixty-eight million, thirteen thousand, six hundred sixty-nine".