The term 'very large number' can refer to a variety of numbers, including googol (6 letters), MILLION (7 letters), octillion (9 letters), HOST (4 letters), and googolplex (10 letters). A googol is a number equal to 10 to the power of 100, or 1 followed by 100 zeros. A MILLION is a number equal to 10 to the power of 6, or 1 followed by 6 zeros. An octillion is a number equal to 10 to the power of 27, or 1 followed by 27 zeros. A HOST is a number equal to 10 to the power of 8, or 1 followed by 8 zeros. Finally, a googolplex is a number equal to 10 to the power of a googol, or 1 followed by a googol zeros. All of these numbers are considered very large numbers.