99616066608 has 160 divisors (see below), whose sum is σ = 274405294080. Its totient is φ = 31139865600.

The previous prime is 99616066603. The next prime is 99616066609. The reversal of 99616066608 is 80666061699.

It is not an unprimeable number, because it can be changed into a prime (99616066603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86546833 + ... + 86547983.

It is an arithmetic number, because the mean of its divisors is an integer number (1715033088).

Almost surely, 2^99616066608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99616066608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137202647040).

99616066608 is an abundant number, since it is smaller than the sum of its proper divisors (174789227472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99616066608 is a wasteful number, since it uses less digits than its factorization.

99616066608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580 (or 1540 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 57.

The spelling of 99616066608 in words is "ninety-nine billion, six hundred sixteen million, sixty-six thousand, six hundred eight".