20432343203053 has 8 divisors (see below), whose sum is σ = 20638193964696. Its totient is φ = 20226562056000.

The previous prime is 20432343203039. The next prime is 20432343203117. The reversal of 20432343203053 is 35030234323402.

It can be written as a sum of positive squares in 4 ways, for example, as 10590683274889 + 9841659928164 = 3254333^2 + 3137142^2 .

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 20432343203053 - 2⁹ = 20432343202541 is a prime.

It is a super-2 number, since 2×20432343203053² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20432343203003) 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, 16813578 + ... + 17987803.

It is an arithmetic number, because the mean of its divisors is an integer number (2579774245587).

Almost surely, 2^{20432343203053} is an apocalyptic number.

It is an amenable number.

20432343203053 is a deficient number, since it is larger than the sum of its proper divisors (205850761643).

20432343203053 is a wasteful number, since it uses less digits than its factorization.

20432343203053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34807295.

The product of its (nonzero) digits is 155520, while the sum is 34.

Adding to 20432343203053 its reverse (35030234323402), we get a palindrome (55462577526455).

The spelling of 20432343203053 in words is "twenty trillion, four hundred thirty-two billion, three hundred forty-three million, two hundred three thousand, fifty-three".