5505005005543 has 2 divisors, whose sum is σ = 5505005005544. Its totient is φ = 5505005005542.

The previous prime is 5505005005439. The next prime is 5505005005559. The reversal of 5505005005543 is 3455005005055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5505005005543 - 2¹³ = 5505004997351 is a prime.

It is a super-2 number, since 2×5505005005543² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5505005008543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2752502502771 + 2752502502772.

It is an arithmetic number, because the mean of its divisors is an integer number (2752502502772).

Almost surely, 2^{5505005005543} is an apocalyptic number.

5505005005543 is a deficient number, since it is larger than the sum of its proper divisors (1).

5505005005543 is an equidigital number, since it uses as much as digits as its factorization.

5505005005543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 187500, while the sum is 37.

The spelling of 5505005005543 in words is "five trillion, five hundred five billion, five million, five thousand, five hundred forty-three".