50659007549 has 2 divisors, whose sum is σ = 50659007550. Its totient is φ = 50659007548.

The previous prime is 50659007537. The next prime is 50659007551. The reversal of 50659007549 is 94570095605.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39013360324 + 11645647225 = 197518^2 + 107915^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50659007549 is a prime.

Together with 50659007551, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 50659007497 and 50659007506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50659007519) 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, 25329503774 + 25329503775.

It is an arithmetic number, because the mean of its divisors is an integer number (25329503775).

Almost surely, 2^50659007549 is an apocalyptic number.

It is an amenable number.

50659007549 is a deficient number, since it is larger than the sum of its proper divisors (1).

50659007549 is an equidigital number, since it uses as much as digits as its factorization.

50659007549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1701000, while the sum is 50.

The spelling of 50659007549 in words is "fifty billion, six hundred fifty-nine million, seven thousand, five hundred forty-nine".