204104520142 has 8 divisors (see below), whose sum is σ = 306826708896. Its totient is φ = 101828950512.

The previous prime is 204104520127. The next prime is 204104520143. The reversal of 204104520142 is 241025401402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204104520143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111653638 + ... + 111655465.

It is an arithmetic number, because the mean of its divisors is an integer number (38353338612).

Almost surely, 2^204104520142 is an apocalyptic number.

204104520142 is a deficient number, since it is larger than the sum of its proper divisors (102722188754).

204104520142 is a wasteful number, since it uses less digits than its factorization.

204104520142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223309562.

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 204104520142 its reverse (241025401402), we get a palindrome (445129921544).

The spelling of 204104520142 in words is "two hundred four billion, one hundred four million, five hundred twenty thousand, one hundred forty-two".