204034410042 has 32 divisors (see below), whose sum is σ = 409701836544. Its totient is φ = 67739457600.

The previous prime is 204034410017. The next prime is 204034410049. The reversal of 204034410042 is 240014430402.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 204034409994 and 204034410021.

It is not an unprimeable number, because it can be changed into a prime (204034410049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5739948 + ... + 5775384.

It is an arithmetic number, because the mean of its divisors is an integer number (12803182392).

Almost surely, 2^204034410042 is an apocalyptic number.

204034410042 is an abundant number, since it is smaller than the sum of its proper divisors (205667426502).

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

204034410042 is a wasteful number, since it uses less digits than its factorization.

204034410042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39254.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 204034410042 its reverse (240014430402), we get a palindrome (444048840444).

The spelling of 204034410042 in words is "two hundred four billion, thirty-four million, four hundred ten thousand, forty-two".