50653727617 has 2 divisors, whose sum is σ = 50653727618. Its totient is φ = 50653727616.

The previous prime is 50653727513. The next prime is 50653727633. The reversal of 50653727617 is 71672735605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50359399281 + 294328336 = 224409^2 + 17156^2 .

It is a cyclic number.

It is not a de Polignac number, because 50653727617 - 2⁷ = 50653727489 is a prime.

It is not a weakly prime, because it can be changed into another prime (50653727647) 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, 25326863808 + 25326863809.

It is an arithmetic number, because the mean of its divisors is an integer number (25326863809).

Almost surely, 2^50653727617 is an apocalyptic number.

It is an amenable number.

50653727617 is a deficient number, since it is larger than the sum of its proper divisors (1).

50653727617 is an equidigital number, since it uses as much as digits as its factorization.

50653727617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1852200, while the sum is 49.

The spelling of 50653727617 in words is "fifty billion, six hundred fifty-three million, seven hundred twenty-seven thousand, six hundred seventeen".