50842415749 has 2 divisors, whose sum is σ = 50842415750. Its totient is φ = 50842415748.

The previous prime is 50842415717. The next prime is 50842415851. The reversal of 50842415749 is 94751424805.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50442015649 + 400400100 = 224593^2 + 20010^2 .

It is a cyclic number.

It is not a de Polignac number, because 50842415749 - 2⁵ = 50842415717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50842415249) 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, 25421207874 + 25421207875.

It is an arithmetic number, because the mean of its divisors is an integer number (25421207875).

Almost surely, 2^50842415749 is an apocalyptic number.

It is an amenable number.

50842415749 is a deficient number, since it is larger than the sum of its proper divisors (1).

50842415749 is an equidigital number, since it uses as much as digits as its factorization.

50842415749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1612800, while the sum is 49.

The spelling of 50842415749 in words is "fifty billion, eight hundred forty-two million, four hundred fifteen thousand, seven hundred forty-nine".