204551035000 has 160 divisors (see below), whose sum is σ = 520882639200. Its totient is φ = 74831040000.

The previous prime is 204551034967. The next prime is 204551035021. The reversal of 204551035000 is 530155402.

It is a super-2 number, since 2×204551035000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 7070565 + ... + 7099435.

It is an arithmetic number, because the mean of its divisors is an integer number (3255516495).

Almost surely, 2^204551035000 is an apocalyptic number.

204551035000 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 204551035000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (260441319600).

204551035000 is an abundant number, since it is smaller than the sum of its proper divisors (316331604200).

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

204551035000 is a wasteful number, since it uses less digits than its factorization.

204551035000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29019 (or 29000 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The spelling of 204551035000 in words is "two hundred four billion, five hundred fifty-one million, thirty-five thousand".