20124444204 has 18 divisors (see below), whose sum is σ = 50870122940. Its totient is φ = 6708148056.

The previous prime is 20124444203. The next prime is 20124444217. The reversal of 20124444204 is 40244442102.

20124444204 is a `hidden beast` number, since 2 + 0 + 12 + 4 + 444 + 204 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (20124444203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 279506134 + ... + 279506205.

Almost surely, 2^20124444204 is an apocalyptic number.

It is an amenable number.

20124444204 is an abundant number, since it is smaller than the sum of its proper divisors (30745678736).

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

20124444204 is a wasteful number, since it uses less digits than its factorization.

20124444204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559012349 (or 559012344 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

Adding to 20124444204 its reverse (40244442102), we get a palindrome (60368886306).

The spelling of 20124444204 in words is "twenty billion, one hundred twenty-four million, four hundred forty-four thousand, two hundred four".