9948939792 has 80 divisors (see below), whose sum is σ = 28226318400. Its totient is φ = 2994572800.

The previous prime is 9948939761. The next prime is 9948939821. The reversal of 9948939792 is 2979398499.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15442 + ... + 141902.

It is an arithmetic number, because the mean of its divisors is an integer number (352828980).

Almost surely, 2^9948939792 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 9948939792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14113159200).

9948939792 is an abundant number, since it is smaller than the sum of its proper divisors (18277378608).

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

9948939792 is a wasteful number, since it uses less digits than its factorization.

9948939792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126632 (or 126626 counting only the distinct ones).

The product of its digits is 79361856, while the sum is 69.

The square root of 9948939792 is about 99744.3722322217. The cubic root of 9948939792 is about 2150.7615684619.

The spelling of 9948939792 in words is "nine billion, nine hundred forty-eight million, nine hundred thirty-nine thousand, seven hundred ninety-two".