9526969728 has 192 divisors, whose sum is σ = 29300356800. Its totient is φ = 2960769024.

The previous prime is 9526969723. The next prime is 9526969769. The reversal of 9526969728 is 8279696259.

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9526969723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2132425 + ... + 2136887.

It is an arithmetic number, because the mean of its divisors is an integer number (152606025).

Almost surely, 2^9526969728 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 9526969728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14650178400).

9526969728 is an abundant number, since it is smaller than the sum of its proper divisors (19773387072).

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

9526969728 is a wasteful number, since it uses less digits than its factorization.

9526969728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4609 (or 4594 counting only the distinct ones).

The product of its digits is 29393280, while the sum is 63.

The square root of 9526969728 is about 97606.1971803020. The cubic root of 9526969728 is about 2119.9140916891.

The spelling of 9526969728 in words is "nine billion, five hundred twenty-six million, nine hundred sixty-nine thousand, seven hundred twenty-eight".