50656399 has 2 divisors, whose sum is σ = 50656400. Its totient is φ = 50656398.

The previous prime is 50656381. The next prime is 50656427. The reversal of 50656399 is 99365605.

It is a happy number.

50656399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50656399 - 2¹³ = 50648207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50656349) 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, 25328199 + 25328200.

It is an arithmetic number, because the mean of its divisors is an integer number (25328200).

Almost surely, 2^50656399 is an apocalyptic number.

50656399 is a deficient number, since it is larger than the sum of its proper divisors (1).

50656399 is an equidigital number, since it uses as much as digits as its factorization.

50656399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 218700, while the sum is 43.

The square root of 50656399 is about 7117.3308901582. The cubic root of 50656399 is about 370.0082759288.

The spelling of 50656399 in words is "fifty million, six hundred fifty-six thousand, three hundred ninety-nine".