50447077 has 2 divisors, whose sum is σ = 50447078. Its totient is φ = 50447076.

The previous prime is 50447057. The next prime is 50447093. The reversal of 50447077 is 77074405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37957921 + 12489156 = 6161^2 + 3534^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50447077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50447017) 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, 25223538 + 25223539.

It is an arithmetic number, because the mean of its divisors is an integer number (25223539).

Almost surely, 2^50447077 is an apocalyptic number.

It is an amenable number.

50447077 is a deficient number, since it is larger than the sum of its proper divisors (1).

50447077 is an equidigital number, since it uses as much as digits as its factorization.

50447077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27440, while the sum is 34.

The square root of 50447077 is about 7102.6105764008. The cubic root of 50447077 is about 369.4979238306.

It can be divided in two parts, 5044 and 7077, that added together give a palindrome (12121).

The spelling of 50447077 in words is "fifty million, four hundred forty-seven thousand, seventy-seven".