204444864052 has 24 divisors (see below), whose sum is σ = 420327204192. Its totient is φ = 85781061600.

The previous prime is 204444863993. The next prime is 204444864053. The reversal of 204444864052 is 250468444402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204444864053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178709974 + ... + 178711117.

It is an arithmetic number, because the mean of its divisors is an integer number (17513633508).

Almost surely, 2^204444864052 is an apocalyptic number.

204444864052 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

204444864052 is an abundant number, since it is smaller than the sum of its proper divisors (215882340140).

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

204444864052 is a wasteful number, since it uses less digits than its factorization.

204444864052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357421119 (or 357421117 counting only the distinct ones).

The product of its (nonzero) digits is 983040, while the sum is 43.

The spelling of 204444864052 in words is "two hundred four billion, four hundred forty-four million, eight hundred sixty-four thousand, fifty-two".