116040661777 has 4 divisors (see below), whose sum is σ = 122866583076. Its totient is φ = 109214740480.

The previous prime is 116040661757. The next prime is 116040661783. The reversal of 116040661777 is 777166040611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 777166040611 = 181 ⋅4293735031.

It can be written as a sum of positive squares in 2 ways, for example, as 74232271936 + 41808389841 = 272456^2 + 204471^2 .

It is a cyclic number.

It is not a de Polignac number, because 116040661777 - 2¹⁵ = 116040629009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116040661747) 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, 3412960624 + ... + 3412960657.

It is an arithmetic number, because the mean of its divisors is an integer number (30716645769).

Almost surely, 2^116040661777 is an apocalyptic number.

116040661777 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

116040661777 is a deficient number, since it is larger than the sum of its proper divisors (6825921299).

116040661777 is an equidigital number, since it uses as much as digits as its factorization.

116040661777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6825921298.

The product of its (nonzero) digits is 296352, while the sum is 46.

The spelling of 116040661777 in words is "one hundred sixteen billion, forty million, six hundred sixty-one thousand, seven hundred seventy-seven".