20350234300543 has 16 divisors (see below), whose sum is σ = 23297391507456. Its totient is φ = 17413074241920.

The previous prime is 20350234300537. The next prime is 20350234300579. The reversal of 20350234300543 is 34500343205302.

It is not a de Polignac number, because 20350234300543 - 2³⁷ = 20212795347071 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20350234300499 and 20350234300508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20350234300943) 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, 171090430 + ... + 171209332.

It is an arithmetic number, because the mean of its divisors is an integer number (1456086969216).

Almost surely, 2^{20350234300543} is an apocalyptic number.

20350234300543 is a deficient number, since it is larger than the sum of its proper divisors (2947157206913).

20350234300543 is a wasteful number, since it uses less digits than its factorization.

20350234300543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160734.

The product of its (nonzero) digits is 129600, while the sum is 34.

Adding to 20350234300543 its reverse (34500343205302), we get a palindrome (54850577505845).

The spelling of 20350234300543 in words is "twenty trillion, three hundred fifty billion, two hundred thirty-four million, three hundred thousand, five hundred forty-three".