50055559 has 2 divisors, whose sum is σ = 50055560. Its totient is φ = 50055558.

The previous prime is 50055539. The next prime is 50055571. The reversal of 50055559 is 95555005.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50055559 - 2⁵ = 50055527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50055539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25027779 + 25027780.

It is an arithmetic number, because the mean of its divisors is an integer number (25027780).

Almost surely, 2^50055559 is an apocalyptic number.

50055559 is a deficient number, since it is larger than the sum of its proper divisors (1).

50055559 is an equidigital number, since it uses as much as digits as its factorization.

50055559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28125, while the sum is 34.

The square root of 50055559 is about 7074.9953356875. The cubic root of 50055559 is about 368.5395534242.

The spelling of 50055559 in words is "fifty million, fifty-five thousand, five hundred fifty-nine".