50115617 has 2 divisors, whose sum is σ = 50115618. Its totient is φ = 50115616.

The previous prime is 50115557. The next prime is 50115619. The reversal of 50115617 is 71651105.

50115617 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., 45751696 + 4363921 = 6764^2 + 2089^2 .

It is a cyclic number.

It is not a de Polignac number, because 50115617 - 2⁶ = 50115553 is a prime.

Together with 50115619, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50115619) 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, 25057808 + 25057809.

It is an arithmetic number, because the mean of its divisors is an integer number (25057809).

Almost surely, 2^50115617 is an apocalyptic number.

It is an amenable number.

50115617 is a deficient number, since it is larger than the sum of its proper divisors (1).

50115617 is an equidigital number, since it uses as much as digits as its factorization.

50115617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1050, while the sum is 26.

The square root of 50115617 is about 7079.2384477428. The cubic root of 50115617 is about 368.6868890556.

The spelling of 50115617 in words is "fifty million, one hundred fifteen thousand, six hundred seventeen".