20043625544443 has 8 divisors (see below), whose sum is σ = 20387337797376. Its totient is φ = 19701619060200.

The previous prime is 20043625544441. The next prime is 20043625544447. The reversal of 20043625544443 is 34444552634002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20043625544443 - 2¹ = 20043625544441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20043625544393 and 20043625544402.

It is not an unprimeable number, because it can be changed into a prime (20043625544441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 426418471 + ... + 426465472.

It is an arithmetic number, because the mean of its divisors is an integer number (2548417224672).

Almost surely, 2^{20043625544443} is an apocalyptic number.

20043625544443 is a deficient number, since it is larger than the sum of its proper divisors (343712252933).

20043625544443 is an equidigital number, since it uses as much as digits as its factorization.

20043625544443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852884345.

The product of its (nonzero) digits is 5529600, while the sum is 46.

The spelling of 20043625544443 in words is "twenty trillion, forty-three billion, six hundred twenty-five million, five hundred forty-four thousand, four hundred forty-three".