204694974323112 has 512 divisors, whose sum is σ = 669087375667200. Its totient is φ = 50641933418496.

The previous prime is 204694974323039. The next prime is 204694974323143. The reversal of 204694974323112 is 211323479496402.

204694974323112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 14872838743 + ... + 14872852505.

It is an arithmetic number, because the mean of its divisors is an integer number (1306811280600).

Almost surely, 2^{204694974323112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204694974323112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (334543687833600).

204694974323112 is an abundant number, since it is smaller than the sum of its proper divisors (464392401344088).

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

204694974323112 is a wasteful number, since it uses less digits than its factorization.

204694974323112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15105 (or 15101 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 57.

The spelling of 204694974323112 in words is "two hundred four trillion, six hundred ninety-four billion, nine hundred seventy-four million, three hundred twenty-three thousand, one hundred twelve".