20044040224023 has 16 divisors (see below), whose sum is σ = 29714897981440. Its totient is φ = 13353682873752.

The previous prime is 20044040224009. The next prime is 20044040224049. The reversal of 20044040224023 is 32042204044002.

It is not a de Polignac number, because 20044040224023 - 2³³ = 20035450289431 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20044040222023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250253911 + ... + 250333992.

It is an arithmetic number, because the mean of its divisors is an integer number (1857181123840).

Almost surely, 2^{20044040224023} is an apocalyptic number.

20044040224023 is a deficient number, since it is larger than the sum of its proper divisors (9670857757417).

20044040224023 is a wasteful number, since it uses less digits than its factorization.

20044040224023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500589395 (or 500589389 counting only the distinct ones).

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

Adding to 20044040224023 its reverse (32042204044002), we get a palindrome (52086244268025).

The spelling of 20044040224023 in words is "twenty trillion, forty-four billion, forty million, two hundred twenty-four thousand, twenty-three".