9568640424 has 96 divisors (see below), whose sum is σ = 27949471200. Its totient is φ = 2721882240.

The previous prime is 9568640423. The next prime is 9568640441. The reversal of 9568640424 is 4240468659.

It is not an unprimeable number, because it can be changed into a prime (9568640423) 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, 251539 + ... + 287069.

It is an arithmetic number, because the mean of its divisors is an integer number (291140325).

Almost surely, 2^9568640424 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 9568640424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13974735600).

9568640424 is an abundant number, since it is smaller than the sum of its proper divisors (18380830776).

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

9568640424 is a wasteful number, since it uses less digits than its factorization.

9568640424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35783 (or 35772 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 48.

The square root of 9568640424 is about 97819.4276409344. The cubic root of 9568640424 is about 2123.0004109785. Note that the first 3 decimals are identical.

The spelling of 9568640424 in words is "nine billion, five hundred sixty-eight million, six hundred forty thousand, four hundred twenty-four".