99117195864160 has 96 divisors (see below), whose sum is σ = 236192695865280. Its totient is φ = 39304609523712.

The previous prime is 99117195864157. The next prime is 99117195864191. The reversal of 99117195864160 is 6146859171199.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6533662 + ... + 15521698.

It is an arithmetic number, because the mean of its divisors is an integer number (2460340581930).

Almost surely, 2^{99117195864160} 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 99117195864160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118096347932640).

99117195864160 is an abundant number, since it is smaller than the sum of its proper divisors (137075500001120).

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

99117195864160 is a wasteful number, since it uses less digits than its factorization.

99117195864160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8988648 (or 8988640 counting only the distinct ones).

The product of its (nonzero) digits is 29393280, while the sum is 67.

The spelling of 99117195864160 in words is "ninety-nine trillion, one hundred seventeen billion, one hundred ninety-five million, eight hundred sixty-four thousand, one hundred sixty".