204244104440 has 32 divisors (see below), whose sum is σ = 460313930160. Its totient is φ = 81561696000.

The previous prime is 204244104401. The next prime is 204244104457. The reversal of 204244104440 is 44401442402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4223966 + ... + 4272045.

Almost surely, 2^204244104440 is an apocalyptic number.

204244104440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204244104440 is an abundant number, since it is smaller than the sum of its proper divisors (256069825720).

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

204244104440 is a wasteful number, since it uses less digits than its factorization.

204244104440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8496623 (or 8496619 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 204244104440 its reverse (44401442402), we get a palindrome (248645546842).

The spelling of 204244104440 in words is "two hundred four billion, two hundred forty-four million, one hundred four thousand, four hundred forty".