194185608422 has 16 divisors (see below), whose sum is σ = 313972010352. Its totient is φ = 89541965280.

The previous prime is 194185608389. The next prime is 194185608437. The reversal of 194185608422 is 224806581491.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3394493 + ... + 3451224.

It is an arithmetic number, because the mean of its divisors is an integer number (19623250647).

Almost surely, 2^194185608422 is an apocalyptic number.

194185608422 is a deficient number, since it is larger than the sum of its proper divisors (119786401930).

194185608422 is a wasteful number, since it uses less digits than its factorization.

194185608422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6846823.

The product of its (nonzero) digits is 1105920, while the sum is 50.

The spelling of 194185608422 in words is "one hundred ninety-four billion, one hundred eighty-five million, six hundred eight thousand, four hundred twenty-two".