9963503484 has 72 divisors (see below), whose sum is σ = 25577981184. Its totient is φ = 3016384800.

The previous prime is 9963503471. The next prime is 9963503491. The reversal of 9963503484 is 4843053699.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1924219 + ... + 1929389.

Almost surely, 2^9963503484 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 9963503484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12788990592).

9963503484 is an abundant number, since it is smaller than the sum of its proper divisors (15614477700).

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

9963503484 is a wasteful number, since it uses less digits than its factorization.

9963503484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6527 (or 6514 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 51.

The square root of 9963503484 is about 99817.3506160126. The cubic root of 9963503484 is about 2151.8105163269.

The spelling of 9963503484 in words is "nine billion, nine hundred sixty-three million, five hundred three thousand, four hundred eighty-four".