50049972737 has 2 divisors, whose sum is σ = 50049972738. Its totient is φ = 50049972736.

The previous prime is 50049972727. The next prime is 50049972743. The reversal of 50049972737 is 73727994005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34295706481 + 15754266256 = 185191^2 + 125516^2 .

It is a cyclic number.

It is not a de Polignac number, because 50049972737 - 2⁶ = 50049972673 is a prime.

It is not a weakly prime, because it can be changed into another prime (50049972727) 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, 25024986368 + 25024986369.

It is an arithmetic number, because the mean of its divisors is an integer number (25024986369).

Almost surely, 2^50049972737 is an apocalyptic number.

It is an amenable number.

50049972737 is a deficient number, since it is larger than the sum of its proper divisors (1).

50049972737 is an equidigital number, since it uses as much as digits as its factorization.

50049972737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3333960, while the sum is 53.

The spelling of 50049972737 in words is "fifty billion, forty-nine million, nine hundred seventy-two thousand, seven hundred thirty-seven".