50779171 has 2 divisors, whose sum is σ = 50779172. Its totient is φ = 50779170.

The previous prime is 50779163. The next prime is 50779199. The reversal of 50779171 is 17197705.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50779171 - 2³ = 50779163 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50779171.

It is not a weakly prime, because it can be changed into another prime (50779111) 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, 25389585 + 25389586.

It is an arithmetic number, because the mean of its divisors is an integer number (25389586).

Almost surely, 2^50779171 is an apocalyptic number.

50779171 is a deficient number, since it is larger than the sum of its proper divisors (1).

50779171 is an equidigital number, since it uses as much as digits as its factorization.

50779171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15435, while the sum is 37.

The square root of 50779171 is about 7125.9505330868. The cubic root of 50779171 is about 370.3069549194.

The spelling of 50779171 in words is "fifty million, seven hundred seventy-nine thousand, one hundred seventy-one".