204136631052 has 24 divisors (see below), whose sum is σ = 482348160000. Its totient is φ = 67184207376.

The previous prime is 204136631033. The next prime is 204136631053. The reversal of 204136631052 is 250136631402.

It is not an unprimeable number, because it can be changed into a prime (204136631053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107666052 + ... + 107667947.

It is an arithmetic number, because the mean of its divisors is an integer number (20097840000).

Almost surely, 2^204136631052 is an apocalyptic number.

It is an amenable number.

204136631052 is an abundant number, since it is smaller than the sum of its proper divisors (278211528948).

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

204136631052 is a wasteful number, since it uses less digits than its factorization.

204136631052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215334085 (or 215334083 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 204136631052 in words is "two hundred four billion, one hundred thirty-six million, six hundred thirty-one thousand, fifty-two".