204015566204146 has 32 divisors (see below), whose sum is σ = 306549918956160. Its totient is φ = 101832460367616.

The previous prime is 204015566204129. The next prime is 204015566204183. The reversal of 204015566204146 is 641402665510402.

204015566204146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 204015566204096 and 204015566204105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13433558365 + ... + 13433573551.

It is an arithmetic number, because the mean of its divisors is an integer number (9579684967380).

Almost surely, 2^{204015566204146} is an apocalyptic number.

204015566204146 is a deficient number, since it is larger than the sum of its proper divisors (102534352752014).

204015566204146 is a wasteful number, since it uses less digits than its factorization.

204015566204146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21058.

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 204015566204146 in words is "two hundred four trillion, fifteen billion, five hundred sixty-six million, two hundred four thousand, one hundred forty-six".