Glitch Primes and Cyclops Numbers – Numberphile Posted on 2019/01/26 by Carl Robitaille Currently the largest known glitch prime is 1e376968 – 1e188484 – 1.Alas, the margin of this tweet is too small to contain the decimal expansion of that prime. 🤓— Landon Curt Noll (@landonnoll) January 26, 2019