9549528648 has 32 divisors (see below), whose sum is σ = 26044169760. Its totient is φ = 2893796480.

The previous prime is 9549528647. The next prime is 9549528661. The reversal of 9549528648 is 8468259459.

It is a junction number, because it is equal to n+sod(n) for n = 9549528591 and 9549528600.

It is not an unprimeable number, because it can be changed into a prime (9549528647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18085965 + ... + 18086492.

It is an arithmetic number, because the mean of its divisors is an integer number (813880305).

Almost surely, 2^9549528648 is an apocalyptic number.

It is an amenable number.

9549528648 is an abundant number, since it is smaller than the sum of its proper divisors (16494641112).

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

9549528648 is a wasteful number, since it uses less digits than its factorization.

9549528648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36172477 (or 36172473 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 60.

The square root of 9549528648 is about 97721.6897520709. The cubic root of 9549528648 is about 2121.5860215422.

The spelling of 9549528648 in words is "nine billion, five hundred forty-nine million, five hundred twenty-eight thousand, six hundred forty-eight".