205044473328 has 20 divisors (see below), whose sum is σ = 529698222888. Its totient is φ = 68348157760.

The previous prime is 205044473327. The next prime is 205044473357. The reversal of 205044473328 is 823374440502.

It is a self number, because there is not a number n which added to its sum of digits gives 205044473328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205044473327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2135879883 + ... + 2135879978.

Almost surely, 2^205044473328 is an apocalyptic number.

It is an amenable number.

205044473328 is an abundant number, since it is smaller than the sum of its proper divisors (324653749560).

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

205044473328 is a wasteful number, since it uses less digits than its factorization.

205044473328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4271759872 (or 4271759866 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 42.

The spelling of 205044473328 in words is "two hundred five billion, forty-four million, four hundred seventy-three thousand, three hundred twenty-eight".