204628068800 has 84 divisors (see below), whose sum is σ = 504233983656. Its totient is φ = 81734016000.

The previous prime is 204628068769. The next prime is 204628068803. The reversal of 204628068800 is 8860826402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204628068803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1030379 + ... + 1212821.

Almost surely, 2^204628068800 is an apocalyptic number.

204628068800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204628068800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252116991828).

204628068800 is an abundant number, since it is smaller than the sum of its proper divisors (299605914856).

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

204628068800 is a wasteful number, since it uses less digits than its factorization.

204628068800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183166 (or 183151 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 44.

The spelling of 204628068800 in words is "two hundred four billion, six hundred twenty-eight million, sixty-eight thousand, eight hundred".