50142540274513 has 2 divisors, whose sum is σ = 50142540274514. Its totient is φ = 50142540274512.

The previous prime is 50142540274429. The next prime is 50142540274531. The reversal of 50142540274513 is 31547204524105.

50142540274513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (50142540274531) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45212821506304 + 4929718768209 = 6724048^2 + 2220297^2 .

It is a cyclic number.

It is not a de Polignac number, because 50142540274513 - 2¹³ = 50142540266321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50142540274513.

It is not a weakly prime, because it can be changed into another prime (50142540274573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25071270137256 + 25071270137257.

It is an arithmetic number, because the mean of its divisors is an integer number (25071270137257).

Almost surely, 2^{50142540274513} is an apocalyptic number.

It is an amenable number.

50142540274513 is a deficient number, since it is larger than the sum of its proper divisors (1).

50142540274513 is an equidigital number, since it uses as much as digits as its factorization.

50142540274513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672000, while the sum is 43.

Adding to 50142540274513 its reverse (31547204524105), we get a palindrome (81689744798618).

The spelling of 50142540274513 in words is "fifty trillion, one hundred forty-two billion, five hundred forty million, two hundred seventy-four thousand, five hundred thirteen".