9664768488 has 16 divisors (see below), whose sum is σ = 24161921280. Its totient is φ = 3221589488.

The previous prime is 9664768427. The next prime is 9664768493. The reversal of 9664768488 is 8848674669.

It is a super-2 number, since 2×9664768488² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201349320 + ... + 201349367.

It is an arithmetic number, because the mean of its divisors is an integer number (1510120080).

Almost surely, 2^9664768488 is an apocalyptic number.

It is an amenable number.

9664768488 is an abundant number, since it is smaller than the sum of its proper divisors (14497152792).

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

9664768488 is a wasteful number, since it uses less digits than its factorization.

9664768488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402698696 (or 402698692 counting only the distinct ones).

The product of its digits is 111476736, while the sum is 66.

The square root of 9664768488 is about 98309.5544085111. The cubic root of 9664768488 is about 2130.0860676280.

The spelling of 9664768488 in words is "nine billion, six hundred sixty-four million, seven hundred sixty-eight thousand, four hundred eighty-eight".