204011004424 has 8 divisors (see below), whose sum is σ = 382520633310. Its totient is φ = 102005502208.

The previous prime is 204011004359. The next prime is 204011004493. The reversal of 204011004424 is 424400110402.

It can be written as a sum of positive squares in only one way, i.e., 145504102500 + 58506901924 = 381450^2 + 241882^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 204011004395 and 204011004404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12750687769 + ... + 12750687784.

Almost surely, 2^204011004424 is an apocalyptic number.

It is an amenable number.

204011004424 is a deficient number, since it is larger than the sum of its proper divisors (178509628886).

204011004424 is a wasteful number, since it uses less digits than its factorization.

204011004424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25501375559 (or 25501375555 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 204011004424 its reverse (424400110402), we get a palindrome (628411114826).

The spelling of 204011004424 in words is "two hundred four billion, eleven million, four thousand, four hundred twenty-four".