194463112018 has 8 divisors (see below), whose sum is σ = 333365334912. Its totient is φ = 83341333716.

The previous prime is 194463111977. The next prime is 194463112033. The reversal of 194463112018 is 810211364491.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6945111130 + ... + 6945111157.

It is an arithmetic number, because the mean of its divisors is an integer number (41670666864).

Almost surely, 2^194463112018 is an apocalyptic number.

194463112018 is a deficient number, since it is larger than the sum of its proper divisors (138902222894).

194463112018 is a wasteful number, since it uses less digits than its factorization.

194463112018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13890222296.

The product of its (nonzero) digits is 41472, while the sum is 40.

The spelling of 194463112018 in words is "one hundred ninety-four billion, four hundred sixty-three million, one hundred twelve thousand, eighteen".