116566717275 has 96 divisors (see below), whose sum is σ = 224259307200. Its totient is φ = 60024343680.

The previous prime is 116566717271. The next prime is 116566717339. The reversal of 116566717275 is 572717665611.

116566717275 is a `hidden beast` number, since 1 + 1 + 6 + 566 + 7 + 1 + 7 + 2 + 75 = 666.

It is not a de Polignac number, because 116566717275 - 2² = 116566717271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116566717271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1548817 + ... + 1622333.

It is an arithmetic number, because the mean of its divisors is an integer number (2336034450).

Almost surely, 2^116566717275 is an apocalyptic number.

116566717275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

116566717275 is a deficient number, since it is larger than the sum of its proper divisors (107692589925).

116566717275 is an frugal number, since it uses more digits than its factorization.

116566717275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73577 (or 73554 counting only the distinct ones).

The product of its digits is 3704400, while the sum is 54.

The spelling of 116566717275 in words is "one hundred sixteen billion, five hundred sixty-six million, seven hundred seventeen thousand, two hundred seventy-five".