9689120994 has 32 divisors (see below), whose sum is σ = 22228310016. Its totient is φ = 2758101840.

The previous prime is 9689120971. The next prime is 9689121047. The reversal of 9689120994 is 4990219869.

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, 414252 + ... + 437015.

It is an arithmetic number, because the mean of its divisors is an integer number (694634688).

Almost surely, 2^9689120994 is an apocalyptic number.

9689120994 is an abundant number, since it is smaller than the sum of its proper divisors (12539189022).

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

9689120994 is a wasteful number, since it uses less digits than its factorization.

9689120994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851550.

The product of its (nonzero) digits is 2519424, while the sum is 57.

The square root of 9689120994 is about 98433.3327384581. The cubic root of 9689120994 is about 2131.8736402353.

The spelling of 9689120994 in words is "nine billion, six hundred eighty-nine million, one hundred twenty thousand, nine hundred ninety-four".