20204004244 has 6 divisors (see below), whose sum is σ = 35357007434. Its totient is φ = 10102002120.

The previous prime is 20204004221. The next prime is 20204004259. The reversal of 20204004244 is 44240040202.

It can be written as a sum of positive squares in only one way, i.e., 15351210000 + 4852794244 = 123900^2 + 69662^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525500527 + ... + 2525500534.

Almost surely, 2^20204004244 is an apocalyptic number.

It is an amenable number.

20204004244 is a deficient number, since it is larger than the sum of its proper divisors (15153003190).

20204004244 is a wasteful number, since it uses less digits than its factorization.

20204004244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5051001065 (or 5051001063 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 20204004244 its reverse (44240040202), we get a palindrome (64444044446).

The spelling of 20204004244 in words is "twenty billion, two hundred four million, four thousand, two hundred forty-four".