9931208496 has 320 divisors, whose sum is σ = 30443765760. Its totient is φ = 2757888000.

The previous prime is 9931208471. The next prime is 9931208519. The reversal of 9931208496 is 6948021399.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51995761 + ... + 51995951.

It is an arithmetic number, because the mean of its divisors is an integer number (95136768).

Almost surely, 2^9931208496 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 9931208496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15221882880).

9931208496 is an abundant number, since it is smaller than the sum of its proper divisors (20512557264).

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

9931208496 is a wasteful number, since it uses less digits than its factorization.

9931208496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376 (or 370 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 51.

The square root of 9931208496 is about 99655.4489027068. The cubic root of 9931208496 is about 2149.4830915980.

The spelling of 9931208496 in words is "nine billion, nine hundred thirty-one million, two hundred eight thousand, four hundred ninety-six".