20043045355441 has 8 divisors (see below), whose sum is σ = 20296885347200. Its totient is φ = 19789208627760.

The previous prime is 20043045355427. The next prime is 20043045355451. The reversal of 20043045355441 is 14455354034002.

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 20043045355441 - 2¹³ = 20043045347249 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20043045355394 and 20043045355403.

It is not an unprimeable number, because it can be changed into a prime (20043045355451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13018531 + ... + 14476471.

It is an arithmetic number, because the mean of its divisors is an integer number (2537110668400).

Almost surely, 2^{20043045355441} is an apocalyptic number.

It is an amenable number.

20043045355441 is a deficient number, since it is larger than the sum of its proper divisors (253839991759).

20043045355441 is a wasteful number, since it uses less digits than its factorization.

20043045355441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1632039.

The product of its (nonzero) digits is 576000, while the sum is 40.

Adding to 20043045355441 its reverse (14455354034002), we get a palindrome (34498399389443).

The spelling of 20043045355441 in words is "twenty trillion, forty-three billion, forty-five million, three hundred fifty-five thousand, four hundred forty-one".