194999998453206 has 8 divisors (see below), whose sum is σ = 389999996906424. Its totient is φ = 64999999484400.

The previous prime is 194999998453133. The next prime is 194999998453223. The reversal of 194999998453206 is 602354899999491.

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

194999998453206 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16249999871095 + ... + 16249999871106.

It is an arithmetic number, because the mean of its divisors is an integer number (48749999613303).

Almost surely, 2^{194999998453206} is an apocalyptic number.

194999998453206 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

194999998453206 is a wasteful number, since it uses less digits than its factorization.

194999998453206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32499999742206.

The product of its (nonzero) digits is 12244400640, while the sum is 87.

The spelling of 194999998453206 in words is "one hundred ninety-four trillion, nine hundred ninety-nine billion, nine hundred ninety-eight million, four hundred fifty-three thousand, two hundred six".