194754423193 has 8 divisors (see below), whose sum is σ = 216060377760. Its totient is φ = 174048636480.

The previous prime is 194754423161. The next prime is 194754423211. The reversal of 194754423193 is 391324457491.

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

It is a cyclic number.

It is not a de Polignac number, because 194754423193 - 2⁵ = 194754423161 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 194754423193.

It is not an unprimeable number, because it can be changed into a prime (194754423593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150041280 + ... + 150042577.

It is an arithmetic number, because the mean of its divisors is an integer number (27007547220).

Almost surely, 2^194754423193 is an apocalyptic number.

It is an amenable number.

194754423193 is a deficient number, since it is larger than the sum of its proper divisors (21305954567).

194754423193 is a wasteful number, since it uses less digits than its factorization.

194754423193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300083927.

The product of its digits is 3265920, while the sum is 52.

The spelling of 194754423193 in words is "one hundred ninety-four billion, seven hundred fifty-four million, four hundred twenty-three thousand, one hundred ninety-three".