9664486876 has 96 divisors (see below), whose sum is σ = 21120825600. Its totient is φ = 3810862080.

The previous prime is 9664486861. The next prime is 9664486903. The reversal of 9664486876 is 6786844669.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 516655 + ... + 535033.

It is an arithmetic number, because the mean of its divisors is an integer number (220008600).

Almost surely, 2^9664486876 is an apocalyptic number.

It is an amenable number.

9664486876 is an abundant number, since it is smaller than the sum of its proper divisors (11456338724).

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

9664486876 is a wasteful number, since it uses less digits than its factorization.

9664486876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18467 (or 18465 counting only the distinct ones).

The product of its digits is 83607552, while the sum is 64.

The square root of 9664486876 is about 98308.1221263025. The cubic root of 9664486876 is about 2130.0653786129.

The spelling of 9664486876 in words is "nine billion, six hundred sixty-four million, four hundred eighty-six thousand, eight hundred seventy-six".