204433344245 has 16 divisors (see below), whose sum is σ = 264204324720. Its totient is φ = 150958424064.

The previous prime is 204433344179. The next prime is 204433344251. The reversal of 204433344245 is 542443334402.

It can be written as a sum of positive squares in 8 ways, for example, as 134959982161 + 69473362084 = 367369^2 + 263578^2 .

It is a cyclic number.

It is not a de Polignac number, because 204433344245 - 2²⁴ = 204416567029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 204433344199 and 204433344208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1406837 + ... + 1545333.

It is an arithmetic number, because the mean of its divisors is an integer number (16512770295).

Almost surely, 2^204433344245 is an apocalyptic number.

It is an amenable number.

204433344245 is a deficient number, since it is larger than the sum of its proper divisors (59770980475).

204433344245 is a wasteful number, since it uses less digits than its factorization.

204433344245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161224.

The product of its (nonzero) digits is 552960, while the sum is 38.

Adding to 204433344245 its reverse (542443334402), we get a palindrome (746876678647).

The spelling of 204433344245 in words is "two hundred four billion, four hundred thirty-three million, three hundred forty-four thousand, two hundred forty-five".