50865877 has 2 divisors, whose sum is σ = 50865878. Its totient is φ = 50865876.

The previous prime is 50865851. The next prime is 50865901. The reversal of 50865877 is 77856805.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50211396 + 654481 = 7086^2 + 809^2 .

It is a cyclic number.

It is not a de Polignac number, because 50865877 - 2¹¹ = 50863829 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50865817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25432938 + 25432939.

It is an arithmetic number, because the mean of its divisors is an integer number (25432939).

Almost surely, 2^50865877 is an apocalyptic number.

It is an amenable number.

50865877 is a deficient number, since it is larger than the sum of its proper divisors (1).

50865877 is an equidigital number, since it uses as much as digits as its factorization.

50865877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 470400, while the sum is 46.

The square root of 50865877 is about 7132.0317582019. The cubic root of 50865877 is about 370.5176028202.

The spelling of 50865877 in words is "fifty million, eight hundred sixty-five thousand, eight hundred seventy-seven".