20244404403 has 6 divisors (see below), whose sum is σ = 29241917484. Its totient is φ = 13496269596.

The previous prime is 20244404377. The next prime is 20244404413. The reversal of 20244404403 is 30440444202.

It is a happy number.

It is not a de Polignac number, because 20244404403 - 2⁵ = 20244404371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20244404413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1124689125 + ... + 1124689142.

It is an arithmetic number, because the mean of its divisors is an integer number (4873652914).

Almost surely, 2^20244404403 is an apocalyptic number.

20244404403 is a deficient number, since it is larger than the sum of its proper divisors (8997513081).

20244404403 is a wasteful number, since it uses less digits than its factorization.

20244404403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2249378273 (or 2249378270 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 20244404403 its reverse (30440444202), we get a palindrome (50684848605).

The spelling of 20244404403 in words is "twenty billion, two hundred forty-four million, four hundred four thousand, four hundred three".