17340888689 has 2 divisors, whose sum is σ = 17340888690. Its totient is φ = 17340888688.

The previous prime is 17340888671. The next prime is 17340888727. The reversal of 17340888689 is 98688804371.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17248882225 + 92006464 = 131335^2 + 9592^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17340888689 is a prime.

It is not a weakly prime, because it can be changed into another prime (17340288689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8670444344 + 8670444345.

It is an arithmetic number, because the mean of its divisors is an integer number (8670444345).

Almost surely, 2^17340888689 is an apocalyptic number.

It is an amenable number.

17340888689 is a deficient number, since it is larger than the sum of its proper divisors (1).

17340888689 is an equidigital number, since it uses as much as digits as its factorization.

17340888689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18579456, while the sum is 62.

The spelling of 17340888689 in words is "seventeen billion, three hundred forty million, eight hundred eighty-eight thousand, six hundred eighty-nine".