204243041034 has 24 divisors (see below), whose sum is σ = 442536253380. Its totient is φ = 68079526848.

The previous prime is 204243040987. The next prime is 204243041059. The reversal of 204243041034 is 430140342402.

It is a happy number.

204243041034 is a `hidden beast` number, since 2 + 0 + 4 + 243 + 0 + 410 + 3 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 153143082225 + 51099958809 = 391335^2 + 226053^2 .

It is a super-3 number, since 3×204243041034³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 204243040989 and 204243041007.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 997512 + ... + 1184700.

Almost surely, 2^204243041034 is an apocalyptic number.

204243041034 is an abundant number, since it is smaller than the sum of its proper divisors (238293212346).

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

204243041034 is a wasteful number, since it uses less digits than its factorization.

204243041034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247814 (or 247811 counting only the distinct ones).

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

Adding to 204243041034 its reverse (430140342402), we get a palindrome (634383383436).

The spelling of 204243041034 in words is "two hundred four billion, two hundred forty-three million, forty-one thousand, thirty-four".