50211563 has 2 divisors, whose sum is σ = 50211564. Its totient is φ = 50211562.

The previous prime is 50211559. The next prime is 50211571. The reversal of 50211563 is 36511205.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50211563 - 2² = 50211559 is a prime.

It is not a weakly prime, because it can be changed into another prime (50211533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25105781 + 25105782.

It is an arithmetic number, because the mean of its divisors is an integer number (25105782).

Almost surely, 2^50211563 is an apocalyptic number.

50211563 is a deficient number, since it is larger than the sum of its proper divisors (1).

50211563 is an equidigital number, since it uses as much as digits as its factorization.

50211563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 50211563 is about 7086.0117837892. The cubic root of 50211563 is about 368.9220218939.

Adding to 50211563 its reverse (36511205), we get a palindrome (86722768).

The spelling of 50211563 in words is "fifty million, two hundred eleven thousand, five hundred sixty-three".