99866916306 has 64 divisors (see below), whose sum is σ = 225658794240. Its totient is φ = 32731655040.

The previous prime is 99866916293. The next prime is 99866916349. The reversal of 99866916306 is 60361966899.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1395166 + ... + 1464998.

It is an arithmetic number, because the mean of its divisors is an integer number (3525918660).

Almost surely, 2^99866916306 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99866916306, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112829397120).

99866916306 is an abundant number, since it is smaller than the sum of its proper divisors (125791877934).

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

99866916306 is a wasteful number, since it uses less digits than its factorization.

99866916306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70288 (or 70282 counting only the distinct ones).

The product of its (nonzero) digits is 22674816, while the sum is 63.

The spelling of 99866916306 in words is "ninety-nine billion, eight hundred sixty-six million, nine hundred sixteen thousand, three hundred six".