9656946656 has 36 divisors (see below), whose sum is σ = 22116135888. Its totient is φ = 4138690752.

The previous prime is 9656946623. The next prime is 9656946667. The reversal of 9656946656 is 6566496569.

It is a super-3 number, since 3×9656946656³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3077816 + ... + 3080951.

It is an arithmetic number, because the mean of its divisors is an integer number (614337108).

Almost surely, 2^9656946656 is an apocalyptic number.

It is an amenable number.

9656946656 is an abundant number, since it is smaller than the sum of its proper divisors (12459189232).

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

9656946656 is a wasteful number, since it uses less digits than its factorization.

9656946656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6158791 (or 6158776 counting only the distinct ones).

The product of its digits is 62985600, while the sum is 62.

The square root of 9656946656 is about 98269.7647091922. The cubic root of 9656946656 is about 2129.5112764120.

The spelling of 9656946656 in words is "nine billion, six hundred fifty-six million, nine hundred forty-six thousand, six hundred fifty-six".