50582316397 has 2 divisors, whose sum is σ = 50582316398. Its totient is φ = 50582316396.

The previous prime is 50582316391. The next prime is 50582316431. The reversal of 50582316397 is 79361328505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49384395076 + 1197921321 = 222226^2 + 34611^2 .

It is a cyclic number.

It is not a de Polignac number, because 50582316397 - 2²⁷ = 50448098669 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50582316397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50582316391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25291158198 + 25291158199.

It is an arithmetic number, because the mean of its divisors is an integer number (25291158199).

Almost surely, 2^50582316397 is an apocalyptic number.

It is an amenable number.

50582316397 is a deficient number, since it is larger than the sum of its proper divisors (1).

50582316397 is an equidigital number, since it uses as much as digits as its factorization.

50582316397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1360800, while the sum is 49.

The spelling of 50582316397 in words is "fifty billion, five hundred eighty-two million, three hundred sixteen thousand, three hundred ninety-seven".