20443510044224 has 56 divisors (see below), whose sum is σ = 41334632624448. Its totient is φ = 10028499586560.

The previous prime is 20443510044161. The next prime is 20443510044257. The reversal of 20443510044224 is 42244001534402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98912639 + ... + 99119105.

Almost surely, 2^{20443510044224} is an apocalyptic number.

It is an amenable number.

20443510044224 is an abundant number, since it is smaller than the sum of its proper divisors (20891122580224).

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

20443510044224 is a wasteful number, since it uses less digits than its factorization.

20443510044224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235723 (or 235713 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 35.

Adding to 20443510044224 its reverse (42244001534402), we get a palindrome (62687511578626).

The spelling of 20443510044224 in words is "twenty trillion, four hundred forty-three billion, five hundred ten million, forty-four thousand, two hundred twenty-four".