9097999968 has 48 divisors (see below), whose sum is σ = 24920614656. Its totient is φ = 2900810880.

The previous prime is 9097999961. The next prime is 9097999993. The reversal of 9097999968 is 8699997909.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 9097999968.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9097999961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2058028 + ... + 2062443.

It is an arithmetic number, because the mean of its divisors is an integer number (519179472).

Almost surely, 2^9097999968 is an apocalyptic number.

It is an amenable number.

9097999968 is an abundant number, since it is smaller than the sum of its proper divisors (15822614688).

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

9097999968 is a wasteful number, since it uses less digits than its factorization.

9097999968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4120507 (or 4120499 counting only the distinct ones).

The product of its (nonzero) digits is 178564176, while the sum is 75.

The square root of 9097999968 is about 95383.4365495394. The cubic root of 9097999968 is about 2087.6065155971.

The spelling of 9097999968 in words is "nine billion, ninety-seven million, nine hundred ninety-nine thousand, nine hundred sixty-eight".