9697998168 has 48 divisors (see below), whose sum is σ = 26325327600. Its totient is φ = 3225291840.

The previous prime is 9697998161. The next prime is 9697998187. The reversal of 9697998168 is 8618997969.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 9697998096 and 9697998105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9697998161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121803 + ... + 185018.

It is an arithmetic number, because the mean of its divisors is an integer number (548444325).

Almost surely, 2^9697998168 is an apocalyptic number.

It is an amenable number.

9697998168 is an abundant number, since it is smaller than the sum of its proper divisors (16627329432).

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

9697998168 is a wasteful number, since it uses less digits than its factorization.

9697998168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307272 (or 307265 counting only the distinct ones).

The product of its digits is 105815808, while the sum is 72.

The square root of 9697998168 is about 98478.4147313512. The cubic root of 9697998168 is about 2132.5245158067.

The spelling of 9697998168 in words is "nine billion, six hundred ninety-seven million, nine hundred ninety-eight thousand, one hundred sixty-eight".