204444014112605 has 4 divisors (see below), whose sum is σ = 245332816935132. Its totient is φ = 163555211290080.

The previous prime is 204444014112529. The next prime is 204444014112649. The reversal of 204444014112605 is 506211410444402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 54659435812804 + 149784578299801 = 7393202^2 + 12238651^2 .

It is not a de Polignac number, because 204444014112605 - 2¹⁴ = 204444014096221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20444401411256 + ... + 20444401411265.

It is an arithmetic number, because the mean of its divisors is an integer number (61333204233783).

Almost surely, 2^{204444014112605} is an apocalyptic number.

It is an amenable number.

204444014112605 is a deficient number, since it is larger than the sum of its proper divisors (40888802822527).

204444014112605 is an equidigital number, since it uses as much as digits as its factorization.

204444014112605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40888802822526.

The product of its (nonzero) digits is 122880, while the sum is 38.

The spelling of 204444014112605 in words is "two hundred four trillion, four hundred forty-four billion, fourteen million, one hundred twelve thousand, six hundred five".