204026113500 has 384 divisors, whose sum is σ = 684733271040. Its totient is φ = 46687104000.

The previous prime is 204026113469. The next prime is 204026113507. The reversal of 204026113500 is 5311620402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204026113507) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 99378474 + ... + 99380526.

It is an arithmetic number, because the mean of its divisors is an integer number (1783159560).

Almost surely, 2^204026113500 is an apocalyptic number.

204026113500 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 204026113500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342366635520).

204026113500 is an abundant number, since it is smaller than the sum of its proper divisors (480707157540).

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

204026113500 is a wasteful number, since it uses less digits than its factorization.

204026113500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2422 (or 2410 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 204026113500 its reverse (5311620402), we get a palindrome (209337733902).

The spelling of 204026113500 in words is "two hundred four billion, twenty-six million, one hundred thirteen thousand, five hundred".