9908382456 has 128 divisors (see below), whose sum is σ = 32124672000. Its totient is φ = 2770713216.

The previous prime is 9908382433. The next prime is 9908382479. The reversal of 9908382456 is 6542838099.

It is an interprime number because it is at equal distance from previous prime (9908382433) and next prime (9908382479).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 1350 + ... + 140778.

It is an arithmetic number, because the mean of its divisors is an integer number (250974000).

Almost surely, 2^9908382456 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 9908382456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16062336000).

9908382456 is an abundant number, since it is smaller than the sum of its proper divisors (22216289544).

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

9908382456 is a wasteful number, since it uses less digits than its factorization.

9908382456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139498 (or 139488 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The square root of 9908382456 is about 99540.8582241483. The cubic root of 9908382456 is about 2147.8350268105.

The spelling of 9908382456 in words is "nine billion, nine hundred eight million, three hundred eighty-two thousand, four hundred fifty-six".