116911508180 has 24 divisors (see below), whose sum is σ = 259956177768. Its totient is φ = 44013744128.

The previous prime is 116911508177. The next prime is 116911508209. The reversal of 116911508180 is 81805119611.

It can be written as a sum of positive squares in 4 ways, for example, as 57685471684 + 59226036496 = 240178^2 + 243364^2 .

It is a congruent number.

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, 171928349 + ... + 171929028.

It is an arithmetic number, because the mean of its divisors is an integer number (10831507407).

Almost surely, 2^116911508180 is an apocalyptic number.

116911508180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116911508180 is an abundant number, since it is smaller than the sum of its proper divisors (143044669588).

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

116911508180 is a wasteful number, since it uses less digits than its factorization.

116911508180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343857403 (or 343857401 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 41.

The spelling of 116911508180 in words is "one hundred sixteen billion, nine hundred eleven million, five hundred eight thousand, one hundred eighty".