116580666 has 16 divisors (see below), whose sum is σ = 234998784. Its totient is φ = 38553984.

The previous prime is 116580661. The next prime is 116580689. The reversal of 116580666 is 666085611.

It is not an unprimeable number, because it can be changed into a prime (116580661) 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, 75735 + ... + 77258.

It is an arithmetic number, because the mean of its divisors is an integer number (14687424).

Almost surely, 2^116580666 is an apocalyptic number.

116580666 is an abundant number, since it is smaller than the sum of its proper divisors (118418118).

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

116580666 is a wasteful number, since it uses less digits than its factorization.

116580666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153125.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 116580666 is about 10797.2527061285. The cubic root of 116580666 is about 488.5123085528.

The spelling of 116580666 in words is "one hundred sixteen million, five hundred eighty thousand, six hundred sixty-six".