50133152161 has 2 divisors, whose sum is σ = 50133152162. Its totient is φ = 50133152160.

The previous prime is 50133152149. The next prime is 50133152189. The reversal of 50133152161 is 16125133105.

It is an a-pointer prime, because the next prime (50133152189) can be obtained adding 50133152161 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43706083600 + 6427068561 = 209060^2 + 80169^2 .

It is a cyclic number.

It is not a de Polignac number, because 50133152161 - 2¹⁷ = 50133021089 is a prime.

It is not a weakly prime, because it can be changed into another prime (50133152761) 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, 25066576080 + 25066576081.

It is an arithmetic number, because the mean of its divisors is an integer number (25066576081).

Almost surely, 2^50133152161 is an apocalyptic number.

It is an amenable number.

50133152161 is a deficient number, since it is larger than the sum of its proper divisors (1).

50133152161 is an equidigital number, since it uses as much as digits as its factorization.

50133152161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 28.

Adding to 50133152161 its reverse (16125133105), we get a palindrome (66258285266).

The spelling of 50133152161 in words is "fifty billion, one hundred thirty-three million, one hundred fifty-two thousand, one hundred sixty-one".