Answer

The Navkar Mantra has 68 words in the commonly accepted Jain tradition.

Explanation

This count is based on the full traditional Navkar Mantra, which includes the five main obeisances and the concluding lines describing its spiritual greatness.

Takeaway

The Navkar Mantra is considered the most fundamental and sacred mantra in Jain Dharma. Its focus is not on any one individual, but on bowing to the highest spiritual qualities.