50453503549 has 2 divisors, whose sum is σ = 50453503550. Its totient is φ = 50453503548.

The previous prime is 50453503543. The next prime is 50453503561. The reversal of 50453503549 is 94530535405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34231660324 + 16221843225 = 185018^2 + 127365^2 .

It is a cyclic number.

It is not a de Polignac number, because 50453503549 - 2³¹ = 48306019901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50453503543) 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, 25226751774 + 25226751775.

It is an arithmetic number, because the mean of its divisors is an integer number (25226751775).

Almost surely, 2^50453503549 is an apocalyptic number.

It is an amenable number.

50453503549 is a deficient number, since it is larger than the sum of its proper divisors (1).

50453503549 is an equidigital number, since it uses as much as digits as its factorization.

50453503549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810000, while the sum is 43.

The spelling of 50453503549 in words is "fifty billion, four hundred fifty-three million, five hundred three thousand, five hundred forty-nine".