115666060660 has 12 divisors (see below), whose sum is σ = 242898727428. Its totient is φ = 46266424256.

The previous prime is 115666060597. The next prime is 115666060661. The reversal of 115666060660 is 66060666511.

115666060660 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 89661918096 + 26004142564 = 299436^2 + 161258^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115666060661) 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, 2891651497 + ... + 2891651536.

It is an arithmetic number, because the mean of its divisors is an integer number (20241560619).

Almost surely, 2^115666060660 is an apocalyptic number.

115666060660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115666060660 is an abundant number, since it is smaller than the sum of its proper divisors (127232666768).

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

115666060660 is a wasteful number, since it uses less digits than its factorization.

115666060660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5783303042 (or 5783303040 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 115666060660 in words is "one hundred fifteen billion, six hundred sixty-six million, sixty thousand, six hundred sixty".