116018280 has 144 divisors (see below), whose sum is σ = 438686820. Its totient is φ = 26514432.

The previous prime is 116018269. The next prime is 116018291. The reversal of 116018280 is 82810611.

It is an interprime number because it is at equal distance from previous prime (116018269) and next prime (116018291).

It can be written as a sum of positive squares in 2 ways, for example, as 107619876 + 8398404 = 10374^2 + 2898^2 .

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 35 ways as a sum of consecutive naturals, for example, 14352 + ... + 20928.

Almost surely, 2^116018280 is an apocalyptic number.

116018280 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 116018280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219343410).

116018280 is an abundant number, since it is smaller than the sum of its proper divisors (322668540).

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

116018280 is a wasteful number, since it uses less digits than its factorization.

116018280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6608 (or 6594 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 27.

The square root of 116018280 is about 10771.1782085341. The cubic root of 116018280 is about 487.7255130207.

Adding to 116018280 its reverse (82810611), we get a palindrome (198828891).

It can be divided in two parts, 11601 and 8280, that added together give a square (19881 = 141²).

The spelling of 116018280 in words is "one hundred sixteen million, eighteen thousand, two hundred eighty".