204047677718 has 8 divisors (see below), whose sum is σ = 306114483312. Its totient is φ = 102009516616.

The previous prime is 204047677667. The next prime is 204047677723. The reversal of 204047677718 is 817776740402.

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

It is a self number, because there is not a number n which added to its sum of digits gives 204047677718.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 7143305 + ... + 7171812.

It is an arithmetic number, because the mean of its divisors is an integer number (38264310414).

Almost surely, 2^204047677718 is an apocalyptic number.

204047677718 is a deficient number, since it is larger than the sum of its proper divisors (102066805594).

204047677718 is a wasteful number, since it uses less digits than its factorization.

204047677718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14322246.

The product of its (nonzero) digits is 3687936, while the sum is 53.

The spelling of 204047677718 in words is "two hundred four billion, forty-seven million, six hundred seventy-seven thousand, seven hundred eighteen".