9561710656 has 63 divisors (see below), whose sum is σ = 20183864509. Its totient is φ = 4493370368.

The previous prime is 9561710629. The next prime is 9561710659. The reversal of 9561710656 is 6560171659.

The square root of 9561710656 is 97784.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 7444238400 + 2117472256 = 86280^2 + 46016^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9561710659) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13298265 + ... + 13298983.

Almost surely, 2^9561710656 is an apocalyptic number.

9561710656 is the 97784-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9561710656

9561710656 is an abundant number, since it is smaller than the sum of its proper divisors (10622153853).

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

9561710656 is an frugal number, since it uses more digits than its factorization.

9561710656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484 (or 738 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 46.

The cubic root of 9561710656 is about 2122.4877831782.

The spelling of 9561710656 in words is "nine billion, five hundred sixty-one million, seven hundred ten thousand, six hundred fifty-six".