50353883617 has 2 divisors, whose sum is σ = 50353883618. Its totient is φ = 50353883616.

The previous prime is 50353883599. The next prime is 50353883633. The reversal of 50353883617 is 71638835305.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25574086561 + 24779797056 = 159919^2 + 157416^2 .

It is a cyclic number.

It is not a de Polignac number, because 50353883617 - 2¹¹ = 50353881569 is a prime.

It is not a weakly prime, because it can be changed into another prime (50353883677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25176941808 + 25176941809.

It is an arithmetic number, because the mean of its divisors is an integer number (25176941809).

Almost surely, 2^50353883617 is an apocalyptic number.

It is an amenable number.

50353883617 is a deficient number, since it is larger than the sum of its proper divisors (1).

50353883617 is an equidigital number, since it uses as much as digits as its factorization.

50353883617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1814400, while the sum is 49.

The spelling of 50353883617 in words is "fifty billion, three hundred fifty-three million, eight hundred eighty-three thousand, six hundred seventeen".