9216911104128 has 768 divisors, whose sum is σ = 33835696876800. Its totient is φ = 2342367756288.

The previous prime is 9216911104097. The next prime is 9216911104139. The reversal of 9216911104128 is 8214011196129.

It is a happy number.

9216911104128 is a `hidden beast` number, since 9 + 216 + 9 + 1 + 1 + 10 + 412 + 8 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1693348575 + ... + 1693354017.

It is an arithmetic number, because the mean of its divisors is an integer number (44056896975).

Almost surely, 2^{9216911104128} 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 9216911104128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16917848438400).

9216911104128 is an abundant number, since it is smaller than the sum of its proper divisors (24618785772672).

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

9216911104128 is a wasteful number, since it uses less digits than its factorization.

9216911104128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6069 (or 6054 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 45.

The spelling of 9216911104128 in words is "nine trillion, two hundred sixteen billion, nine hundred eleven million, one hundred four thousand, one hundred twenty-eight".