204953843044 has 12 divisors (see below), whose sum is σ = 360157481068. Its totient is φ = 102051705600.

The previous prime is 204953843033. The next prime is 204953843057. The reversal of 204953843044 is 440348359402.

It can be written as a sum of positive squares in 2 ways, for example, as 77156172900 + 127797670144 = 277770^2 + 357488^2 .

It is a junction number, because it is equal to n+sod(n) for n = 204953842985 and 204953843003.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106302897 + ... + 106304824.

Almost surely, 2^204953843044 is an apocalyptic number.

It is an amenable number.

204953843044 is a deficient number, since it is larger than the sum of its proper divisors (155203638024).

204953843044 is a wasteful number, since it uses less digits than its factorization.

204953843044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212607966 (or 212607964 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 46.

The spelling of 204953843044 in words is "two hundred four billion, nine hundred fifty-three million, eight hundred forty-three thousand, forty-four".