50505547 has 2 divisors, whose sum is σ = 50505548. Its totient is φ = 50505546.

The previous prime is 50505529. The next prime is 50505551. The reversal of 50505547 is 74550505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50505547 - 2¹⁹ = 49981259 is a prime.

It is not a weakly prime, because it can be changed into another prime (50505527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25252773 + 25252774.

It is an arithmetic number, because the mean of its divisors is an integer number (25252774).

Almost surely, 2^50505547 is an apocalyptic number.

50505547 is a deficient number, since it is larger than the sum of its proper divisors (1).

50505547 is an equidigital number, since it uses as much as digits as its factorization.

50505547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17500, while the sum is 31.

The square root of 50505547 is about 7106.7254766172. The cubic root of 50505547 is about 369.6406225652.

The spelling of 50505547 in words is "fifty million, five hundred five thousand, five hundred forty-seven".