9963962368 has 72 divisors (see below), whose sum is σ = 20981925720. Its totient is φ = 4718592000.

The previous prime is 9963962357. The next prime is 9963962369. The reversal of 9963962368 is 8632693699.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9963962369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2488368 + ... + 2492368.

It is an arithmetic number, because the mean of its divisors is an integer number (291415635).

Almost surely, 2^9963962368 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 9963962368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10490962860).

9963962368 is an abundant number, since it is smaller than the sum of its proper divisors (11017963352).

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

9963962368 is an frugal number, since it uses more digits than its factorization.

9963962368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4054 (or 4022 counting only the distinct ones).

The product of its digits is 22674816, while the sum is 61.

The square root of 9963962368 is about 99819.6492079591. The cubic root of 9963962368 is about 2151.8435507663.

The spelling of 9963962368 in words is "nine billion, nine hundred sixty-three million, nine hundred sixty-two thousand, three hundred sixty-eight".