194358418445 has 8 divisors (see below), whose sum is σ = 233676051936. Its totient is φ = 155189434896.

The previous prime is 194358418427. The next prime is 194358418447. The reversal of 194358418445 is 544814853491.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-194358418445 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194358418447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37159607 + ... + 37164836.

It is an arithmetic number, because the mean of its divisors is an integer number (29209506492).

Almost surely, 2^194358418445 is an apocalyptic number.

It is an amenable number.

194358418445 is a deficient number, since it is larger than the sum of its proper divisors (39317633491).

194358418445 is an equidigital number, since it uses as much as digits as its factorization.

194358418445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74324971.

The product of its digits is 11059200, while the sum is 56.

The spelling of 194358418445 in words is "one hundred ninety-four billion, three hundred fifty-eight million, four hundred eighteen thousand, four hundred forty-five".