50277081317 has 2 divisors, whose sum is σ = 50277081318. Its totient is φ = 50277081316.

The previous prime is 50277081269. The next prime is 50277081331. The reversal of 50277081317 is 71318077205.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47343667396 + 2933413921 = 217586^2 + 54161^2 .

It is a cyclic number.

It is not a de Polignac number, because 50277081317 - 2⁸ = 50277081061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50277081017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25138540658 + 25138540659.

It is an arithmetic number, because the mean of its divisors is an integer number (25138540659).

Almost surely, 2^50277081317 is an apocalyptic number.

It is an amenable number.

50277081317 is a deficient number, since it is larger than the sum of its proper divisors (1).

50277081317 is an equidigital number, since it uses as much as digits as its factorization.

50277081317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82320, while the sum is 41.

The spelling of 50277081317 in words is "fifty billion, two hundred seventy-seven million, eighty-one thousand, three hundred seventeen".