9796732048440 has 320 divisors, whose sum is σ = 33437534866560. Its totient is φ = 2572070941440.

The previous prime is 9796732048421. The next prime is 9796732048531. The reversal of 9796732048440 is 448402376979.

9796732048440 is a `hidden beast` number, since 9 + 7 + 96 + 7 + 3 + 20 + 484 + 40 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 434799975 + ... + 434822505.

It is an arithmetic number, because the mean of its divisors is an integer number (104492296458).

Almost surely, 2^{9796732048440} is an apocalyptic number.

9796732048440 is a gapful number since it is divisible by the number (90) 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 9796732048440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16718767433280).

9796732048440 is an abundant number, since it is smaller than the sum of its proper divisors (23640802818120).

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

9796732048440 is a wasteful number, since it uses less digits than its factorization.

9796732048440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24624 (or 24611 counting only the distinct ones).

The product of its (nonzero) digits is 73156608, while the sum is 63.

The spelling of 9796732048440 in words is "nine trillion, seven hundred ninety-six billion, seven hundred thirty-two million, forty-eight thousand, four hundred forty".