1166660606660 has 24 divisors (see below), whose sum is σ = 2451331282176. Its totient is φ = 466408241120.

The previous prime is 1166660606641. The next prime is 1166660606711. The reversal of 1166660606660 is 666060666611.

It is a super-2 number, since 2×1166660606660² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1166660606599 and 1166660606608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15962726 + ... + 16035645.

It is an arithmetic number, because the mean of its divisors is an integer number (102138803424).

Almost surely, 2^{1166660606660} is an apocalyptic number.

1166660606660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1166660606660 is an abundant number, since it is smaller than the sum of its proper divisors (1284670675516).

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

1166660606660 is a wasteful number, since it uses less digits than its factorization.

1166660606660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32000203 (or 32000201 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 50.

The spelling of 1166660606660 in words is "one trillion, one hundred sixty-six billion, six hundred sixty million, six hundred six thousand, six hundred sixty".