9897033028608 has 264 divisors, whose sum is σ = 31205087274816. Its totient is φ = 2996246937600.

The previous prime is 9897033028471. The next prime is 9897033028643. The reversal of 9897033028608 is 8068203307989.

It is a tau number, because it is divible by the number of its divisors (264).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107716768 + ... + 107808608.

Almost surely, 2^{9897033028608} 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 9897033028608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15602543637408).

9897033028608 is an abundant number, since it is smaller than the sum of its proper divisors (21308054246208).

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

9897033028608 is a wasteful number, since it uses less digits than its factorization.

9897033028608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92941 (or 92920 counting only the distinct ones).

The product of its (nonzero) digits is 31352832, while the sum is 63.

The spelling of 9897033028608 in words is "nine trillion, eight hundred ninety-seven billion, thirty-three million, twenty-eight thousand, six hundred eight".