116776592181 has 12 divisors (see below), whose sum is σ = 173236146252. Its totient is φ = 75746978496.

The previous prime is 116776592167. The next prime is 116776592201. The reversal of 116776592181 is 181295677611.

It can be written as a sum of positive squares in 2 ways, for example, as 71004129156 + 45772463025 = 266466^2 + 213945^2 .

It is not a de Polignac number, because 116776592181 - 2³¹ = 114629108533 is a prime.

It is a super-2 number, since 2×116776592181² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116776592281) 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 11 ways as a sum of consecutive naturals, for example, 175339896 + ... + 175340561.

It is an arithmetic number, because the mean of its divisors is an integer number (14436345521).

Almost surely, 2^116776592181 is an apocalyptic number.

It is an amenable number.

116776592181 is a deficient number, since it is larger than the sum of its proper divisors (56459554071).

116776592181 is a wasteful number, since it uses less digits than its factorization.

116776592181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350680500 (or 350680497 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 54.

The spelling of 116776592181 in words is "one hundred sixteen billion, seven hundred seventy-six million, five hundred ninety-two thousand, one hundred eighty-one".