204243302210040 has 128 divisors (see below), whose sum is σ = 699211305000000. Its totient is φ = 52992856779264.

The previous prime is 204243302210011. The next prime is 204243302210093. The reversal of 204243302210040 is 40012203342402.

204243302210040 is a `hidden beast` number, since 2 + 0 + 4 + 2 + 433 + 0 + 221 + 0 + 0 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 204243302209986 and 204243302210013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2555556915 + ... + 2555636834.

Almost surely, 2^{204243302210040} is an apocalyptic number.

204243302210040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204243302210040 is an abundant number, since it is smaller than the sum of its proper divisors (494968002789960).

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

204243302210040 is a wasteful number, since it uses less digits than its factorization.

204243302210040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5111193806 (or 5111193796 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 204243302210040 its reverse (40012203342402), we get a palindrome (244255505552442).

The spelling of 204243302210040 in words is "two hundred four trillion, two hundred forty-three billion, three hundred two million, two hundred ten thousand, forty".