50306537789 has 2 divisors, whose sum is σ = 50306537790. Its totient is φ = 50306537788.

The previous prime is 50306537783. The next prime is 50306537791. The reversal of 50306537789 is 98773560305.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50297032900 + 9504889 = 224270^2 + 3083^2 .

It is a cyclic number.

It is not a de Polignac number, because 50306537789 - 2¹⁶ = 50306472253 is a prime.

Together with 50306537791, 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 50306537789.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50306537783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25153268894 + 25153268895.

It is an arithmetic number, because the mean of its divisors is an integer number (25153268895).

Almost surely, 2^50306537789 is an apocalyptic number.

It is an amenable number.

50306537789 is a deficient number, since it is larger than the sum of its proper divisors (1).

50306537789 is an equidigital number, since it uses as much as digits as its factorization.

50306537789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4762800, while the sum is 53.

The spelling of 50306537789 in words is "fifty billion, three hundred six million, five hundred thirty-seven thousand, seven hundred eighty-nine".