204002218184 has 16 divisors (see below), whose sum is σ = 383302713600. Its totient is φ = 101788161232.

The previous prime is 204002218183. The next prime is 204002218193. The reversal of 204002218184 is 481812200402.

It is a self number, because there is not a number n which added to its sum of digits gives 204002218184.

It is not an unprimeable number, because it can be changed into a prime (204002218183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26614412 + ... + 26622075.

It is an arithmetic number, because the mean of its divisors is an integer number (23956419600).

Almost surely, 2^204002218184 is an apocalyptic number.

It is an amenable number.

204002218184 is a deficient number, since it is larger than the sum of its proper divisors (179300495416).

204002218184 is a wasteful number, since it uses less digits than its factorization.

204002218184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53236972 (or 53236968 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 32.

Adding to 204002218184 its reverse (481812200402), we get a palindrome (685814418586).

The spelling of 204002218184 in words is "two hundred four billion, two million, two hundred eighteen thousand, one hundred eighty-four".