204108387696 has 60 divisors (see below), whose sum is σ = 576765868848. Its totient is φ = 67375579392.

The previous prime is 204108387649. The next prime is 204108387697. The reversal of 204108387696 is 696783801402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204108387697) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6865845 + ... + 6895508.

Almost surely, 2^204108387696 is an apocalyptic number.

It is an amenable number.

204108387696 is an abundant number, since it is smaller than the sum of its proper divisors (372657481152).

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

204108387696 is a wasteful number, since it uses less digits than its factorization.

204108387696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13761470 (or 13761461 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 204108387696 in words is "two hundred four billion, one hundred eight million, three hundred eighty-seven thousand, six hundred ninety-six".