204422544506 has 16 divisors (see below), whose sum is σ = 308110763520. Its totient is φ = 101719495920.

The previous prime is 204422544497. The next prime is 204422544533. The reversal of 204422544506 is 605445224402.

It is a self number, because there is not a number n which added to its sum of digits gives 204422544506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 629471 + ... + 897261.

It is an arithmetic number, because the mean of its divisors is an integer number (19256922720).

Almost surely, 2^204422544506 is an apocalyptic number.

204422544506 is a deficient number, since it is larger than the sum of its proper divisors (103688219014).

204422544506 is a wasteful number, since it uses less digits than its factorization.

204422544506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269629.

The product of its (nonzero) digits is 307200, while the sum is 38.

Adding to 204422544506 its reverse (605445224402), we get a palindrome (809867768908).

The spelling of 204422544506 in words is "two hundred four billion, four hundred twenty-two million, five hundred forty-four thousand, five hundred six".