204728770296 has 256 divisors, whose sum is σ = 594820262400. Its totient is φ = 65182537728.

The previous prime is 204728770283. The next prime is 204728770327. The reversal of 204728770296 is 692077827402.

It is a happy number.

204728770296 is a `hidden beast` number, since 2 + 0 + 4 + 7 + 287 + 70 + 296 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 231855471 + ... + 231856353.

It is an arithmetic number, because the mean of its divisors is an integer number (2323516650).

Almost surely, 2^204728770296 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 204728770296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297410131200).

204728770296 is an abundant number, since it is smaller than the sum of its proper divisors (390091492104).

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

204728770296 is a wasteful number, since it uses less digits than its factorization.

204728770296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435 (or 1425 counting only the distinct ones).

The product of its (nonzero) digits is 4741632, while the sum is 54.

The spelling of 204728770296 in words is "two hundred four billion, seven hundred twenty-eight million, seven hundred seventy thousand, two hundred ninety-six".