9811694916 has 45 divisors (see below), whose sum is σ = 25654370511. Its totient is φ = 3269970648.

The previous prime is 9811694909. The next prime is 9811694929. The reversal of 9811694916 is 6194961189.

The square root of 9811694916 is 99054.

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

9811694916 is a `hidden beast` number, since 98 + 1 + 1 + 69 + 491 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 1780221 + ... + 1785723.

Almost surely, 2^9811694916 is an apocalyptic number.

9811694916 is the 99054-th square number.

It is an amenable number.

9811694916 is an abundant number, since it is smaller than the sum of its proper divisors (15842675595).

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

9811694916 is an frugal number, since it uses more digits than its factorization.

9811694916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11022 (or 5508 counting only the distinct ones).

The product of its digits is 839808, while the sum is 54.

The cubic root of 9811694916 is about 2140.8258753710.

The spelling of 9811694916 in words is "nine billion, eight hundred eleven million, six hundred ninety-four thousand, nine hundred sixteen".