53555335543 has 2 divisors, whose sum is σ = 53555335544. Its totient is φ = 53555335542.

The previous prime is 53555335531. The next prime is 53555335597. The reversal of 53555335543 is 34553355535.

53555335543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53555335543 - 2¹³ = 53555327351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53555335493 and 53555335502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53555339543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26777667771 + 26777667772.

It is an arithmetic number, because the mean of its divisors is an integer number (26777667772).

Almost surely, 2^53555335543 is an apocalyptic number.

53555335543 is a deficient number, since it is larger than the sum of its proper divisors (1).

53555335543 is an equidigital number, since it uses as much as digits as its factorization.

53555335543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5062500, while the sum is 46.

The spelling of 53555335543 in words is "fifty-three billion, five hundred fifty-five million, three hundred thirty-five thousand, five hundred forty-three".