50126455841309 has 2 divisors, whose sum is σ = 50126455841310. Its totient is φ = 50126455841308.

The previous prime is 50126455841263. The next prime is 50126455841359. The reversal of 50126455841309 is 90314855462105.

50126455841309 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49939591572025 + 186864269284 = 7066795^2 + 432278^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50126455841309 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50126455841359) 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, 25063227920654 + 25063227920655.

It is an arithmetic number, because the mean of its divisors is an integer number (25063227920655).

Almost surely, 2^{50126455841309} is an apocalyptic number.

It is an amenable number.

50126455841309 is a deficient number, since it is larger than the sum of its proper divisors (1).

50126455841309 is an equidigital number, since it uses as much as digits as its factorization.

50126455841309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184000, while the sum is 53.

The spelling of 50126455841309 in words is "fifty trillion, one hundred twenty-six billion, four hundred fifty-five million, eight hundred forty-one thousand, three hundred nine".