196618118 has 16 divisors (see below), whose sum is σ = 312318720. Its totient is φ = 92574216.

The previous prime is 196618117. The next prime is 196618139. The reversal of 196618118 is 811816691.

196618118 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196618117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9146 + ... + 21837.

It is an arithmetic number, because the mean of its divisors is an integer number (19519920).

Almost surely, 2^196618118 is an apocalyptic number.

196618118 is a deficient number, since it is larger than the sum of its proper divisors (115700602).

196618118 is a wasteful number, since it uses less digits than its factorization.

196618118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31171.

The product of its digits is 20736, while the sum is 41.

The square root of 196618118 is about 14022.0582654616. The cubic root of 196618118 is about 581.4885643758.

The spelling of 196618118 in words is "one hundred ninety-six million, six hundred eighteen thousand, one hundred eighteen".