9657567056 has 20 divisors (see below), whose sum is σ = 19167916404. Its totient is φ = 4711008000.

The previous prime is 9657566999. The next prime is 9657567071. The reversal of 9657567056 is 6507657569.

It is a happy number.

9657567056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2016010000 + 7641557056 = 44900^2 + 87416^2 .

It is a super-2 number, since 2×9657567056² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9657566992 and 9657567010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7360295 + ... + 7361606.

Almost surely, 2^9657567056 is an apocalyptic number.

It is an amenable number.

9657567056 is a deficient number, since it is larger than the sum of its proper divisors (9510349348).

9657567056 is a wasteful number, since it uses less digits than its factorization.

9657567056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14721950 (or 14721944 counting only the distinct ones).

The product of its (nonzero) digits is 11907000, while the sum is 56.

The square root of 9657567056 is about 98272.9212753951. The cubic root of 9657567056 is about 2129.5568781448.

The spelling of 9657567056 in words is "nine billion, six hundred fifty-seven million, five hundred sixty-seven thousand, fifty-six".