194133659228 has 12 divisors (see below), whose sum is σ = 357614635560. Its totient is φ = 91958049072.

The previous prime is 194133659227. The next prime is 194133659249. The reversal of 194133659228 is 822956331491.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 194133659228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194133659227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1277195051 + ... + 1277195202.

It is an arithmetic number, because the mean of its divisors is an integer number (29801219630).

Almost surely, 2^194133659228 is an apocalyptic number.

It is an amenable number.

194133659228 is a deficient number, since it is larger than the sum of its proper divisors (163480976332).

194133659228 is a wasteful number, since it uses less digits than its factorization.

194133659228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2554390276 (or 2554390274 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 53.

The spelling of 194133659228 in words is "one hundred ninety-four billion, one hundred thirty-three million, six hundred fifty-nine thousand, two hundred twenty-eight".