50216501 has 2 divisors, whose sum is σ = 50216502. Its totient is φ = 50216500.

The previous prime is 50216483. The next prime is 50216519. The reversal of 50216501 is 10561205.

It is a balanced prime because it is at equal distance from previous prime (50216483) and next prime (50216519).

It can be written as a sum of positive squares in only one way, i.e., 33651601 + 16564900 = 5801^2 + 4070^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50216501 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50216591) 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, 25108250 + 25108251.

It is an arithmetic number, because the mean of its divisors is an integer number (25108251).

Almost surely, 2^50216501 is an apocalyptic number.

It is an amenable number.

50216501 is a deficient number, since it is larger than the sum of its proper divisors (1).

50216501 is an equidigital number, since it uses as much as digits as its factorization.

50216501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 50216501 is about 7086.3602081746. The cubic root of 50216501 is about 368.9341152386.

Adding to 50216501 its reverse (10561205), we get a palindrome (60777706).

The spelling of 50216501 in words is "fifty million, two hundred sixteen thousand, five hundred one".