204004006044 has 48 divisors (see below), whose sum is σ = 481305960576. Its totient is φ = 67246312000.

The previous prime is 204004006043. The next prime is 204004006057. The reversal of 204004006044 is 440600400402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204004006043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 900559 + ... + 1104089.

It is an arithmetic number, because the mean of its divisors is an integer number (10027207512).

Almost surely, 2^204004006044 is an apocalyptic number.

It is an amenable number.

204004006044 is an abundant number, since it is smaller than the sum of its proper divisors (277301954532).

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

204004006044 is a wasteful number, since it uses less digits than its factorization.

204004006044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204466 (or 204464 counting only the distinct ones).

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

Adding to 204004006044 its reverse (440600400402), we get a palindrome (644604406446).

The spelling of 204004006044 in words is "two hundred four billion, four million, six thousand, forty-four".