50811909607 has 2 divisors, whose sum is σ = 50811909608. Its totient is φ = 50811909606.

The previous prime is 50811909601. The next prime is 50811909619. The reversal of 50811909607 is 70690911805.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50811909607 - 2¹⁵ = 50811876839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50811909601) 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, 25405954803 + 25405954804.

It is an arithmetic number, because the mean of its divisors is an integer number (25405954804).

Almost surely, 2^50811909607 is an apocalyptic number.

50811909607 is a deficient number, since it is larger than the sum of its proper divisors (1).

50811909607 is an equidigital number, since it uses as much as digits as its factorization.

50811909607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 46.

The spelling of 50811909607 in words is "fifty billion, eight hundred eleven million, nine hundred nine thousand, six hundred seven".