50318723491 has 2 divisors, whose sum is σ = 50318723492. Its totient is φ = 50318723490.

The previous prime is 50318723449. The next prime is 50318723509. The reversal of 50318723491 is 19432781305.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50318723491 - 2³⁵ = 15958985123 is a prime.

It is not a weakly prime, because it can be changed into another prime (50318729491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25159361745 + 25159361746.

It is an arithmetic number, because the mean of its divisors is an integer number (25159361746).

Almost surely, 2^50318723491 is an apocalyptic number.

50318723491 is a deficient number, since it is larger than the sum of its proper divisors (1).

50318723491 is an equidigital number, since it uses as much as digits as its factorization.

50318723491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 50318723491 in words is "fifty billion, three hundred eighteen million, seven hundred twenty-three thousand, four hundred ninety-one".