204533065435534 has 64 divisors (see below), whose sum is σ = 355299436800000. Its totient is φ = 87386245529440.

The previous prime is 204533065435529. The next prime is 204533065435609. The reversal of 204533065435534 is 435534560335402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75665217 + ... + 78321715.

It is an arithmetic number, because the mean of its divisors is an integer number (5551553700000).

Almost surely, 2^{204533065435534} is an apocalyptic number.

204533065435534 is a deficient number, since it is larger than the sum of its proper divisors (150766371364466).

204533065435534 is a wasteful number, since it uses less digits than its factorization.

204533065435534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2659173.

The product of its (nonzero) digits is 38880000, while the sum is 52.

The spelling of 204533065435534 in words is "two hundred four trillion, five hundred thirty-three billion, sixty-five million, four hundred thirty-five thousand, five hundred thirty-four".