194200423555 has 8 divisors (see below), whose sum is σ = 237437499312. Its totient is φ = 152429011488.

The previous prime is 194200423553. The next prime is 194200423591. The reversal of 194200423555 is 555324002491.

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 194200423555 - 2¹ = 194200423553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (194200423553) 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, 366415629 + ... + 366416158.

It is an arithmetic number, because the mean of its divisors is an integer number (29679687414).

Almost surely, 2^194200423555 is an apocalyptic number.

194200423555 is a deficient number, since it is larger than the sum of its proper divisors (43237075757).

194200423555 is an equidigital number, since it uses as much as digits as its factorization.

194200423555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732831845.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 194200423555 in words is "one hundred ninety-four billion, two hundred million, four hundred twenty-three thousand, five hundred fifty-five".