50768129 has 2 divisors, whose sum is σ = 50768130. Its totient is φ = 50768128.

The previous prime is 50768119. The next prime is 50768161. The reversal of 50768129 is 92186705.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39037504 + 11730625 = 6248^2 + 3425^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50768129 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 50768092 and 50768101.

It is not a weakly prime, because it can be changed into another prime (50768119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25384064 + 25384065.

It is an arithmetic number, because the mean of its divisors is an integer number (25384065).

Almost surely, 2^50768129 is an apocalyptic number.

It is an amenable number.

50768129 is a deficient number, since it is larger than the sum of its proper divisors (1).

50768129 is an equidigital number, since it uses as much as digits as its factorization.

50768129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 50768129 is about 7125.1757171315. The cubic root of 50768129 is about 370.2801117228.

The spelling of 50768129 in words is "fifty million, seven hundred sixty-eight thousand, one hundred twenty-nine".