204015504325005 has 32 divisors (see below), whose sum is σ = 362699087627520. Its totient is φ = 108806811658560.

The previous prime is 204015504325001. The next prime is 204015504325123. The reversal of 204015504325005 is 500523405510402.

204015504325005 is a `hidden beast` number, since 2 + 0 + 40 + 1 + 550 + 43 + 25 + 0 + 0 + 5 = 666.

It is not a de Polignac number, because 204015504325005 - 2² = 204015504325001 is a prime.

It is a super-2 number, since 2×204015504325005² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204015504325001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34264 + ... + 20199806.

It is an arithmetic number, because the mean of its divisors is an integer number (11334346488360).

Almost surely, 2^{204015504325005} is an apocalyptic number.

It is an amenable number.

204015504325005 is a deficient number, since it is larger than the sum of its proper divisors (158683583302515).

204015504325005 is a wasteful number, since it uses less digits than its factorization.

204015504325005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20240498 (or 20240492 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

Adding to 204015504325005 its reverse (500523405510402), we get a palindrome (704538909835407).

The spelling of 204015504325005 in words is "two hundred four trillion, fifteen billion, five hundred four million, three hundred twenty-five thousand, five".