204434210104 has 32 divisors (see below), whose sum is σ = 386127504000. Its totient is φ = 101468378592.

The previous prime is 204434210011. The next prime is 204434210117. The reversal of 204434210104 is 401012434402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1000627 + ... + 1187485.

It is an arithmetic number, because the mean of its divisors is an integer number (12066484500).

Almost surely, 2^204434210104 is an apocalyptic number.

It is an amenable number.

204434210104 is a deficient number, since it is larger than the sum of its proper divisors (181693293896).

204434210104 is a wasteful number, since it uses less digits than its factorization.

204434210104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187867 (or 187863 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 204434210104 its reverse (401012434402), we get a palindrome (605446644506).

The spelling of 204434210104 in words is "two hundred four billion, four hundred thirty-four million, two hundred ten thousand, one hundred four".