9656945588 has 12 divisors (see below), whose sum is σ = 16904167392. Its totient is φ = 4827183480.

The previous prime is 9656945587. The next prime is 9656945593. The reversal of 9656945588 is 8855496569.

It is a super-4 number, since 4×9656945588⁴ (a number of 41 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9656945581) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 305378 + ... + 335513.

It is an arithmetic number, because the mean of its divisors is an integer number (1408680616).

Almost surely, 2^9656945588 is an apocalyptic number.

It is an amenable number.

9656945588 is a deficient number, since it is larger than the sum of its proper divisors (7247221804).

9656945588 is a wasteful number, since it uses less digits than its factorization.

9656945588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644662 (or 644660 counting only the distinct ones).

The product of its digits is 93312000, while the sum is 65.

The square root of 9656945588 is about 98269.7592751707. The cubic root of 9656945588 is about 2129.5111979083.

The spelling of 9656945588 in words is "nine billion, six hundred fifty-six million, nine hundred forty-five thousand, five hundred eighty-eight".