9999000916 has 48 divisors (see below), whose sum is σ = 18104002560. Its totient is φ = 4828602240.

The previous prime is 9999000901. The next prime is 9999000917. The reversal of 9999000916 is 6190009999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9999000917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23750386 + ... + 23750806.

It is an arithmetic number, because the mean of its divisors is an integer number (377166720).

Almost surely, 2^9999000916 is an apocalyptic number.

It is an amenable number.

9999000916 is a deficient number, since it is larger than the sum of its proper divisors (8105001644).

9999000916 is a wasteful number, since it uses less digits than its factorization.

9999000916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264 (or 1262 counting only the distinct ones).

The product of its (nonzero) digits is 354294, while the sum is 52.

The square root of 9999000916 is about 99995.0044552227. The cubic root of 9999000916 is about 2154.3629389347.

The spelling of 9999000916 in words is "nine billion, nine hundred ninety-nine million, nine hundred sixteen", and thus it is an aban number.