204967538946 has 24 divisors (see below), whose sum is σ = 444111617664. Its totient is φ = 68320161720.

The previous prime is 204967538927. The next prime is 204967538989. The reversal of 204967538946 is 649835769402.

204967538946 is a `hidden beast` number, since 2 + 0 + 4 + 9 + 6 + 7 + 538 + 94 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 388791 + ... + 749061.

It is an arithmetic number, because the mean of its divisors is an integer number (18504650736).

Almost surely, 2^204967538946 is an apocalyptic number.

204967538946 is an abundant number, since it is smaller than the sum of its proper divisors (239144078718).

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

204967538946 is a wasteful number, since it uses less digits than its factorization.

204967538946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391886 (or 391883 counting only the distinct ones).

The product of its (nonzero) digits is 78382080, while the sum is 63.

The spelling of 204967538946 in words is "two hundred four billion, nine hundred sixty-seven million, five hundred thirty-eight thousand, nine hundred forty-six".