99888866704 has 75 divisors (see below), whose sum is σ = 213213338065. Its totient is φ = 45334498880.

The previous prime is 99888866653. The next prime is 99888866729. The reversal of 99888866704 is 40766888899.

The square root of 99888866704 is 316052.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 23244051600 + 76644815104 = 152460^2 + 276848^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 152968842 + ... + 152969494.

Almost surely, 2^99888866704 is an apocalyptic number.

99888866704 is the 316052-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99888866704

99888866704 is an abundant number, since it is smaller than the sum of its proper divisors (113324471361).

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

99888866704 is an frugal number, since it uses more digits than its factorization.

99888866704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358 (or 666 counting only the distinct ones).

The product of its (nonzero) digits is 334430208, while the sum is 73.

The spelling of 99888866704 in words is "ninety-nine billion, eight hundred eighty-eight million, eight hundred sixty-six thousand, seven hundred four".