50320505567 has 2 divisors, whose sum is σ = 50320505568. Its totient is φ = 50320505566.

The previous prime is 50320505561. The next prime is 50320505569. The reversal of 50320505567 is 76550502305.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50320505567 - 2¹² = 50320501471 is a prime.

Together with 50320505569, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50320505567.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50320505561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25160252783 + 25160252784.

It is an arithmetic number, because the mean of its divisors is an integer number (25160252784).

Almost surely, 2^50320505567 is an apocalyptic number.

50320505567 is a deficient number, since it is larger than the sum of its proper divisors (1).

50320505567 is an equidigital number, since it uses as much as digits as its factorization.

50320505567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 157500, while the sum is 38.

The spelling of 50320505567 in words is "fifty billion, three hundred twenty million, five hundred five thousand, five hundred sixty-seven".