20244005204 has 6 divisors (see below), whose sum is σ = 35427009114. Its totient is φ = 10122002600.

The previous prime is 20244005099. The next prime is 20244005207. The reversal of 20244005204 is 40250044202.

It can be written as a sum of positive squares in only one way, i.e., 14175283600 + 6068721604 = 119060^2 + 77902^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20244005204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20244005207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2530500647 + ... + 2530500654.

It is an arithmetic number, because the mean of its divisors is an integer number (5904501519).

Almost surely, 2^20244005204 is an apocalyptic number.

It is an amenable number.

20244005204 is a deficient number, since it is larger than the sum of its proper divisors (15183003910).

20244005204 is a wasteful number, since it uses less digits than its factorization.

20244005204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5061001305 (or 5061001303 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

Adding to 20244005204 its reverse (40250044202), we get a palindrome (60494049406).

The spelling of 20244005204 in words is "twenty billion, two hundred forty-four million, five thousand, two hundred four".