196660118 has 4 divisors (see below), whose sum is σ = 294990180. Its totient is φ = 98330058.

The previous prime is 196660103. The next prime is 196660129. The reversal of 196660118 is 811066691.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49165028 + ... + 49165031.

It is an arithmetic number, because the mean of its divisors is an integer number (73747545).

Almost surely, 2^196660118 is an apocalyptic number.

196660118 is a deficient number, since it is larger than the sum of its proper divisors (98330062).

196660118 is an equidigital number, since it uses as much as digits as its factorization.

196660118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98330061.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 196660118 is about 14023.5558258239. Note that the first 3 decimals coincide. The cubic root of 196660118 is about 581.5299657501.

The spelling of 196660118 in words is "one hundred ninety-six million, six hundred sixty thousand, one hundred eighteen".