9766116680 has 32 divisors (see below), whose sum is σ = 21977171640. Its totient is φ = 3905840640.

The previous prime is 9766116677. The next prime is 9766116683. The reversal of 9766116680 is 866116679.

It is an interprime number because it is at equal distance from previous prime (9766116677) and next prime (9766116683).

It can be written as a sum of positive squares in 4 ways, for example, as 9626356996 + 139759684 = 98114^2 + 11822^2 .

It is not an unprimeable number, because it can be changed into a prime (9766116683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314660 + ... + 344300.

Almost surely, 2^9766116680 is an apocalyptic number.

It is an amenable number.

9766116680 is an abundant number, since it is smaller than the sum of its proper divisors (12211054960).

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

9766116680 is a wasteful number, since it uses less digits than its factorization.

9766116680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37889 (or 37885 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 9766116680 is about 98823.6645748375. The cubic root of 9766116680 is about 2137.5058052121.

The spelling of 9766116680 in words is "nine billion, seven hundred sixty-six million, one hundred sixteen thousand, six hundred eighty".