50477789 has 2 divisors, whose sum is σ = 50477790. Its totient is φ = 50477788.

The previous prime is 50477729. The next prime is 50477803. The reversal of 50477789 is 98777405.

50477789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46308025 + 4169764 = 6805^2 + 2042^2 .

It is a cyclic number.

It is not a de Polignac number, because 50477789 - 2⁸ = 50477533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50477729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25238894 + 25238895.

It is an arithmetic number, because the mean of its divisors is an integer number (25238895).

Almost surely, 2^50477789 is an apocalyptic number.

It is an amenable number.

50477789 is a deficient number, since it is larger than the sum of its proper divisors (1).

50477789 is an equidigital number, since it uses as much as digits as its factorization.

50477789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 493920, while the sum is 47.

The square root of 50477789 is about 7104.7722693975. The cubic root of 50477789 is about 369.5728916240.

The spelling of 50477789 in words is "fifty million, four hundred seventy-seven thousand, seven hundred eighty-nine".