50505550055959 has 2 divisors, whose sum is σ = 50505550055960. Its totient is φ = 50505550055958.

The previous prime is 50505550055953. The next prime is 50505550055977. The reversal of 50505550055959 is 95955005550505.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50505550055959 - 2²³ = 50505541667351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50505550055953) 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, 25252775027979 + 25252775027980.

It is an arithmetic number, because the mean of its divisors is an integer number (25252775027980).

Almost surely, 2^{50505550055959} is an apocalyptic number.

50505550055959 is a deficient number, since it is larger than the sum of its proper divisors (1).

50505550055959 is an equidigital number, since it uses as much as digits as its factorization.

50505550055959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31640625, while the sum is 58.

The spelling of 50505550055959 in words is "fifty trillion, five hundred five billion, five hundred fifty million, fifty-five thousand, nine hundred fifty-nine".