9794317880256 has 224 divisors, whose sum is σ = 31926364270080. Its totient is φ = 2580521324544.

The previous prime is 9794317880227. The next prime is 9794317880327. The reversal of 9794317880256 is 6520887134979.

It is a tau number, because it is divible by the number of its divisors (224).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17138455 + ... + 17700713.

It is an arithmetic number, because the mean of its divisors is an integer number (142528411920).

It is a 1-persistent number, because it is pandigital, but 2⋅9794317880256 = 19588635760512 is not.

Almost surely, 2^{9794317880256} is an apocalyptic number.

9794317880256 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9794317880256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15963182135040).

9794317880256 is an abundant number, since it is smaller than the sum of its proper divisors (22132046389824).

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

9794317880256 is a wasteful number, since it uses less digits than its factorization.

9794317880256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563291 (or 563281 counting only the distinct ones).

The product of its (nonzero) digits is 182891520, while the sum is 69.

The spelling of 9794317880256 in words is "nine trillion, seven hundred ninety-four billion, three hundred seventeen million, eight hundred eighty thousand, two hundred fifty-six".