17340288689 has 2 divisors, whose sum is σ = 17340288690. Its totient is φ = 17340288688.

The previous prime is 17340288571. The next prime is 17340288697. The reversal of 17340288689 is 98688204371.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16235856400 + 1104432289 = 127420^2 + 33233^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17340288689 is a prime.

It is a super-2 number, since 2×17340288689² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (17340288289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8670144344 + 8670144345.

It is an arithmetic number, because the mean of its divisors is an integer number (8670144345).

Almost surely, 2^17340288689 is an apocalyptic number.

It is an amenable number.

17340288689 is a deficient number, since it is larger than the sum of its proper divisors (1).

17340288689 is an equidigital number, since it uses as much as digits as its factorization.

17340288689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4644864, while the sum is 56.

The spelling of 17340288689 in words is "seventeen billion, three hundred forty million, two hundred eighty-eight thousand, six hundred eighty-nine".