116889518 has 12 divisors (see below), whose sum is σ = 186255672. Its totient is φ = 55006560.

The previous prime is 116889469. The next prime is 116889533. The reversal of 116889518 is 815988611.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 100538 + ... + 101693.

It is an arithmetic number, because the mean of its divisors is an integer number (15521306).

Almost surely, 2^116889518 is an apocalyptic number.

116889518 is a deficient number, since it is larger than the sum of its proper divisors (69366154).

116889518 is a wasteful number, since it uses less digits than its factorization.

116889518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202267 (or 202250 counting only the distinct ones).

The product of its digits is 138240, while the sum is 47.

The square root of 116889518 is about 10811.5455879351. The cubic root of 116889518 is about 488.9433261658.

The spelling of 116889518 in words is "one hundred sixteen million, eight hundred eighty-nine thousand, five hundred eighteen".