205243044524 has 12 divisors (see below), whose sum is σ = 410486089104. Its totient is φ = 87961304784.

The previous prime is 205243044521. The next prime is 205243044547. The reversal of 205243044524 is 425440342502.

205243044524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

205243044524 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (205243044521) by changing a digit.

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, 3665054339 + ... + 3665054394.

It is an arithmetic number, because the mean of its divisors is an integer number (34207174092).

Almost surely, 2^205243044524 is an apocalyptic number.

It is an amenable number.

205243044524 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

205243044524 is a wasteful number, since it uses less digits than its factorization.

205243044524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7330108744 (or 7330108742 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 35.

The spelling of 205243044524 in words is "two hundred five billion, two hundred forty-three million, forty-four thousand, five hundred twenty-four".