204241235340 has 48 divisors (see below), whose sum is σ = 574585804800. Its totient is φ = 54206201280.

The previous prime is 204241235323. The next prime is 204241235377. The reversal of 204241235340 is 43532142402.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 204241235298 and 204241235307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8053740 + ... + 8079059.

It is an arithmetic number, because the mean of its divisors is an integer number (11970537600).

Almost surely, 2^204241235340 is an apocalyptic number.

204241235340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204241235340 is an abundant number, since it is smaller than the sum of its proper divisors (370344569460).

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

204241235340 is a wasteful number, since it uses less digits than its factorization.

204241235340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16133022 (or 16133020 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 204241235340 its reverse (43532142402), we get a palindrome (247773377742).

The spelling of 204241235340 in words is "two hundred four billion, two hundred forty-one million, two hundred thirty-five thousand, three hundred forty".