OCTILLION
octillion
(noun) the number that is represented as a one followed by 27 zeros
Source: WordNet® 3.1
Etymology
Numeral
octillion
(US, modern British & Australian, short scale) A thousand trillion trillion, a billion billion billion: 1 followed by 27 zeros, 1027.
(dated British & Australian, long scale) A trillion quintillion: 1 followed by 48 zeros, 1048.
Synonyms
• (1027): a long scale quadrilliard
• (1048): a short scale quindecillion
Anagrams
• cotillion
Source: Wiktionary
Oc*til"lion, n. Etym: [L. octo eight + -illion, as in E. million: cf.
F. octillion.]
Definition: According to the French method of numeration (which method is
followed also in the United States) the number expressed by a unit
with twenty-seven ciphers annexed. According to the English method,
the number expressed by a unit with forty-eight ciphers annexed. See
Numeration.
Source: Webster’s Unabridged Dictionary 1913 Edition