204134013042 has 64 divisors (see below), whose sum is σ = 426950784000. Its totient is φ = 64983340800.

The previous prime is 204134013029. The next prime is 204134013043. The reversal of 204134013042 is 240310431402.

It is not an unprimeable number, because it can be changed into a prime (204134013043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19624959 + ... + 19635357.

It is an arithmetic number, because the mean of its divisors is an integer number (6671106000).

Almost surely, 2^204134013042 is an apocalyptic number.

204134013042 is an abundant number, since it is smaller than the sum of its proper divisors (222816770958).

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

204134013042 is a wasteful number, since it uses less digits than its factorization.

204134013042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11651.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 204134013042 its reverse (240310431402), we get a palindrome (444444444444).

The spelling of 204134013042 in words is "two hundred four billion, one hundred thirty-four million, thirteen thousand, forty-two".