50005505005559 has 2 divisors, whose sum is σ = 50005505005560. Its totient is φ = 50005505005558.

The previous prime is 50005505005553. The next prime is 50005505005571. The reversal of 50005505005559 is 95550050550005.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50005505005559 - 2⁴ = 50005505005543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50005505005553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25002752502779 + 25002752502780.

It is an arithmetic number, because the mean of its divisors is an integer number (25002752502780).

Almost surely, 2^{50005505005559} is an apocalyptic number.

50005505005559 is a deficient number, since it is larger than the sum of its proper divisors (1).

50005505005559 is an equidigital number, since it uses as much as digits as its factorization.

50005505005559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 703125, while the sum is 44.

The spelling of 50005505005559 in words is "fifty trillion, five billion, five hundred five million, five thousand, five hundred fifty-nine".