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septendecillion

sep·ten·de·cil·lion [ sèp tendi síllyən ] (plural sep·ten·de·cil·lions)


noun 
Definition:
 
1. 1 followed by 54 zeros: the number equal to 1054, written as 1 followed by 54 zeros

2. U.K. 1 followed by 102 zeros: the number equal to 10102, written as 1 followed by 102 zeros

[Mid-20th century. Blend of Latin septendecim "seventeen" + million]
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