9959326080 has 384 divisors, whose sum is σ = 35241212160. Its totient is φ = 2390446080.

The previous prime is 9959326057. The next prime is 9959326109. The reversal of 9959326080 is 806239599.

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37868029 + ... + 37868291.

It is an arithmetic number, because the mean of its divisors is an integer number (91773990).

Almost surely, 2^9959326080 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 9959326080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17620606080).

9959326080 is an abundant number, since it is smaller than the sum of its proper divisors (25281886080).

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

9959326080 is a wasteful number, since it uses less digits than its factorization.

9959326080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470 (or 447 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 51.

The square root of 9959326080 is about 99796.4231823967. The cubic root of 9959326080 is about 2151.5097439986.

The spelling of 9959326080 in words is "nine billion, nine hundred fifty-nine million, three hundred twenty-six thousand, eighty".