9117012996 has 288 divisors, whose sum is σ = 29930234880. Its totient is φ = 2362379904.

The previous prime is 9117012979. The next prime is 9117013001. The reversal of 9117012996 is 6992107119.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5217795 + ... + 5219541.

Almost surely, 2^9117012996 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 9117012996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14965117440).

9117012996 is an abundant number, since it is smaller than the sum of its proper divisors (20813221884).

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

9117012996 is a wasteful number, since it uses less digits than its factorization.

9117012996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1845 (or 1831 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 45.

The square root of 9117012996 is about 95483.0508310245. The cubic root of 9117012996 is about 2089.0597325692.

The spelling of 9117012996 in words is "nine billion, one hundred seventeen million, twelve thousand, nine hundred ninety-six".