204265144436 has 12 divisors (see below), whose sum is σ = 357479395812. Its totient is φ = 102128174208.

The previous prime is 204265144367. The next prime is 204265144481. The reversal of 204265144436 is 634441562402.

204265144436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 164831128036 + 39434016400 = 405994^2 + 198580^2 .

It is a junction number, because it is equal to n+sod(n) for n = 204265144393 and 204265144402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 993875 + ... + 1181658.

It is an arithmetic number, because the mean of its divisors is an integer number (29789949651).

Almost surely, 2^204265144436 is an apocalyptic number.

It is an amenable number.

204265144436 is a deficient number, since it is larger than the sum of its proper divisors (153214251376).

204265144436 is a wasteful number, since it uses less digits than its factorization.

204265144436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2199010 (or 2199008 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 41.

The spelling of 204265144436 in words is "two hundred four billion, two hundred sixty-five million, one hundred forty-four thousand, four hundred thirty-six".