50205213887 has 2 divisors, whose sum is σ = 50205213888. Its totient is φ = 50205213886.

The previous prime is 50205213853. The next prime is 50205213889. The reversal of 50205213887 is 78831250205.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50205213887 - 2³⁰ = 49131472063 is a prime.

Together with 50205213889, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50205213889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25102606943 + 25102606944.

It is an arithmetic number, because the mean of its divisors is an integer number (25102606944).

Almost surely, 2^50205213887 is an apocalyptic number.

50205213887 is a deficient number, since it is larger than the sum of its proper divisors (1).

50205213887 is an equidigital number, since it uses as much as digits as its factorization.

50205213887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 134400, while the sum is 41.

The spelling of 50205213887 in words is "fifty billion, two hundred five million, two hundred thirteen thousand, eight hundred eighty-seven".