Submitted by György Chityil ... on Fri, 01/19/2018 - 18:28 Hierarchy: NumeralDescription: (''dated British & Australian, long scale'') A quadrillion quintillion: 1 followed by 48 zeros, 10<sup>48</sup>.Ngram: octillionNgram Text: octillionSource: WiktionaryIssue: 0Ngram Count: 1Wikokit WikiText ID: 998621