204361630234 has 4 divisors (see below), whose sum is σ = 306542445354. Its totient is φ = 102180815116.

The previous prime is 204361630219. The next prime is 204361630259. The reversal of 204361630234 is 432036163402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 193817421009 + 10544209225 = 440247^2 + 102685^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 204361630234.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51090407557 + ... + 51090407560.

Almost surely, 2^204361630234 is an apocalyptic number.

204361630234 is a deficient number, since it is larger than the sum of its proper divisors (102180815120).

204361630234 is a wasteful number, since it uses less digits than its factorization.

204361630234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102180815119.

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 204361630234 its reverse (432036163402), we get a palindrome (636397793636).

The spelling of 204361630234 in words is "two hundred four billion, three hundred sixty-one million, six hundred thirty thousand, two hundred thirty-four".