204602510412 has 96 divisors (see below), whose sum is σ = 546236006400. Its totient is φ = 66188764800.

The previous prime is 204602510369. The next prime is 204602510417. The reversal of 204602510412 is 214015206402.

204602510412 is a `hidden beast` number, since 2 + 0 + 4 + 602 + 5 + 10 + 41 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (204602510417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 724789 + ... + 966707.

It is an arithmetic number, because the mean of its divisors is an integer number (5689958400).

Almost surely, 2^204602510412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204602510412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (273118003200).

204602510412 is an abundant number, since it is smaller than the sum of its proper divisors (341633495988).

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

204602510412 is a wasteful number, since it uses less digits than its factorization.

204602510412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242164 (or 242156 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 204602510412 its reverse (214015206402), we get a palindrome (418617716814).

The spelling of 204602510412 in words is "two hundred four billion, six hundred two million, five hundred ten thousand, four hundred twelve".