20053505413343 has 6 divisors (see below), whose sum is σ = 20768850434904. Its totient is φ = 19362005225864.

The previous prime is 20053505413309. The next prime is 20053505413373. The reversal of 20053505413343 is 34331450535002.

It is not a de Polignac number, because 20053505413343 - 2⁸ = 20053505413087 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20053505413297 and 20053505413306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20053505413303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11922416171 + ... + 11922417852.

It is an arithmetic number, because the mean of its divisors is an integer number (3461475072484).

Almost surely, 2^{20053505413343} is an apocalyptic number.

20053505413343 is a deficient number, since it is larger than the sum of its proper divisors (715345021561).

20053505413343 is an equidigital number, since it uses as much as digits as its factorization.

20053505413343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23844834081 (or 23844834052 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 38.

Adding to 20053505413343 its reverse (34331450535002), we get a palindrome (54384955948345).

The spelling of 20053505413343 in words is "twenty trillion, fifty-three billion, five hundred five million, four hundred thirteen thousand, three hundred forty-three".