9708782208966 has 64 divisors (see below), whose sum is σ = 22837476960000. Its totient is φ = 3048803058816.

The previous prime is 9708782208913. The next prime is 9708782208973. The reversal of 9708782208966 is 6698022878079.

It is a super-2 number, since 2×9708782208966² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9708782208894 and 9708782208903.

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, 26248611 + ... + 26615918.

It is an arithmetic number, because the mean of its divisors is an integer number (356835577500).

Almost surely, 2^{9708782208966} is an apocalyptic number.

9708782208966 is an abundant number, since it is smaller than the sum of its proper divisors (13128694751034).

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

9708782208966 is a wasteful number, since it uses less digits than its factorization.

9708782208966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52864738 (or 52864732 counting only the distinct ones).

The product of its (nonzero) digits is 292626432, while the sum is 72.

The spelling of 9708782208966 in words is "nine trillion, seven hundred eight billion, seven hundred eighty-two million, two hundred eight thousand, nine hundred sixty-six".