9658442752 has 88 divisors (see below), whose sum is σ = 22164195456. Its totient is φ = 4120854528.

The previous prime is 9658442749. The next prime is 9658442791. The reversal of 9658442752 is 2572448569.

It is a happy number.

It is a super-2 number, since 2×9658442752² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9658442752.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1667253 + ... + 1673035.

Almost surely, 2^9658442752 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 9658442752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11082097728).

9658442752 is an abundant number, since it is smaller than the sum of its proper divisors (12505752704).

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

9658442752 is a wasteful number, since it uses less digits than its factorization.

9658442752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6043 (or 6025 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 52.

The square root of 9658442752 is about 98277.3766031634. The cubic root of 9658442752 is about 2129.6212417700.

The spelling of 9658442752 in words is "nine billion, six hundred fifty-eight million, four hundred forty-two thousand, seven hundred fifty-two".