116168780 has 192 divisors, whose sum is σ = 325140480. Its totient is φ = 33868800.

The previous prime is 116168761. The next prime is 116168783. The reversal of 116168780 is 87861611.

It is not an unprimeable number, because it can be changed into a prime (116168783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1636145 + ... + 1636215.

It is an arithmetic number, because the mean of its divisors is an integer number (1693440).

Almost surely, 2^116168780 is an apocalyptic number.

116168780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116168780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162570240).

116168780 is an abundant number, since it is smaller than the sum of its proper divisors (208971700).

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

116168780 is a wasteful number, since it uses less digits than its factorization.

116168780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 38.

The square root of 116168780 is about 10778.1621810028. The cubic root of 116168780 is about 487.9363159304.

The spelling of 116168780 in words is "one hundred sixteen million, one hundred sixty-eight thousand, seven hundred eighty".