Here's why:
* It's a very large number: "Googolplexian" represents a number with a googolplex of zeros (a googolplex is 10 raised to the power of a googol). This is a mind-boggingly large number, and we don't encounter such numbers in everyday life.
* It's not a commonly used word: The word is mostly used in mathematics and theoretical discussions about large numbers.
* No official pronunciation: As a relatively obscure word, there isn't an official or standardized pronunciation.
Possible Pronunciations:
Some people might pronounce it based on the root word "googolplex":
* "Goo-gol-plex-ee-an" (emphasizing the "goo" sound)
* "Goo-gol-plex-i-an" (with a shorter "i" sound)
Others might use a more Latin-based pronunciation:
* "Goo-gol-plex-ee-an" (with a longer "ee" sound)
* "Goo-gol-plex-i-an" (with a softer "i" sound)
Ultimately, it's up to you! You can choose a pronunciation that feels natural and clear.