Highest number counted out loud
Jeremy Harper
1000000 total number
United States (Birmingham)

In 2007 Jeremy Harper, of Birmingham, Alabama, verbally counted every number up to a million, in a series of live internet broadcasts spanning four months – highlights of which are still available on YouTube (http://bit.ly/cOT1IC). Starting on 18 June 2007, he counted for approximately 16 hours a day, finally reaching one million on 14 September that year – a total duration of 89 days, and averaging just over 11,200 numbers per day.