9621057168 has 120 divisors (see below), whose sum is σ = 28447286400. Its totient is φ = 3030488832.

The previous prime is 9621057161. The next prime is 9621057191. The reversal of 9621057168 is 8617501269.

9621057168 is a `hidden beast` number, since 9 + 6 + 2 + 10 + 571 + 68 = 666.

It is not an unprimeable number, because it can be changed into a prime (9621057161) 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, 171763 + ... + 220781.

It is an arithmetic number, because the mean of its divisors is an integer number (237060720).

Almost surely, 2^9621057168 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 9621057168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14223643200).

9621057168 is an abundant number, since it is smaller than the sum of its proper divisors (18826229232).

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

9621057168 is a wasteful number, since it uses less digits than its factorization.

9621057168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49109 (or 49100 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The square root of 9621057168 is about 98086.9877608646. The cubic root of 9621057168 is about 2126.8699327577.

The spelling of 9621057168 in words is "nine billion, six hundred twenty-one million, fifty-seven thousand, one hundred sixty-eight".