20034043434443 has 8 divisors (see below), whose sum is σ = 20057594109648. Its totient is φ = 20010494371104.

The previous prime is 20034043434337. The next prime is 20034043434487. The reversal of 20034043434443 is 34443434043002.

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 20034043434443 - 2²⁶ = 20033976325579 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20034043434397 and 20034043434406.

It is not an unprimeable number, because it can be changed into a prime (20034043464443) 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, 25442480 + ... + 26218082.

It is an arithmetic number, because the mean of its divisors is an integer number (2507199263706).

Almost surely, 2^{20034043434443} is an apocalyptic number.

20034043434443 is a deficient number, since it is larger than the sum of its proper divisors (23550675205).

20034043434443 is an equidigital number, since it uses as much as digits as its factorization.

20034043434443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805933.

The product of its (nonzero) digits is 663552, while the sum is 38.

Adding to 20034043434443 its reverse (34443434043002), we get a palindrome (54477477477445).

The spelling of 20034043434443 in words is "twenty trillion, thirty-four billion, forty-three million, four hundred thirty-four thousand, four hundred forty-three".