116144280 has 224 divisors, whose sum is σ = 448567200. Its totient is φ = 26500608.

The previous prime is 116144279. The next prime is 116144291. The reversal of 116144280 is 82441611.

It is a happy number.

116144280 is a `hidden beast` number, since 1 + 1 + 614 + 42 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 55 ways as a sum of consecutive naturals, for example, 203836 + ... + 204404.

Almost surely, 2^116144280 is an apocalyptic number.

116144280 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 116144280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224283600).

116144280 is an abundant number, since it is smaller than the sum of its proper divisors (332422920).

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

116144280 is an equidigital number, since it uses as much as digits as its factorization.

116144280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605 (or 586 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 116144280 is about 10777.0255636702. The cubic root of 116144280 is about 487.9020115896.

Adding to 116144280 its reverse (82441611), we get a palindrome (198585891).

The spelling of 116144280 in words is "one hundred sixteen million, one hundred forty-four thousand, two hundred eighty".