9959488000 has 640 divisors, whose sum is σ = 32356786176. Its totient is φ = 2967552000.

The previous prime is 9959487997. The next prime is 9959488013. The reversal of 9959488000 is 8849599.

It is a tau number, because it is divible by the number of its divisors (640).

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, 211903977 + ... + 211904023.

Almost surely, 2^9959488000 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 9959488000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16178393088).

9959488000 is an abundant number, since it is smaller than the sum of its proper divisors (22397298176).

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

9959488000 is a wasteful number, since it uses less digits than its factorization.

9959488000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 52.

The square root of 9959488000 is about 99797.2344306194. The cubic root of 9959488000 is about 2151.5214037758.

The spelling of 9959488000 in words is "nine billion, nine hundred fifty-nine million, four hundred eighty-eight thousand".