50111055503 has 2 divisors, whose sum is σ = 50111055504. Its totient is φ = 50111055502.

The previous prime is 50111055497. The next prime is 50111055509. The reversal of 50111055503 is 30555011105.

It is a balanced prime because it is at equal distance from previous prime (50111055497) and next prime (50111055509).

It is a cyclic number.

It is not a de Polignac number, because 50111055503 - 2²⁴ = 50094278287 is a prime.

It is a super-2 number, since 2×50111055503² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50111055509) 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, 25055527751 + 25055527752.

It is an arithmetic number, because the mean of its divisors is an integer number (25055527752).

Almost surely, 2^50111055503 is an apocalyptic number.

50111055503 is a deficient number, since it is larger than the sum of its proper divisors (1).

50111055503 is an equidigital number, since it uses as much as digits as its factorization.

50111055503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1875, while the sum is 26.

Adding to 50111055503 its reverse (30555011105), we get a palindrome (80666066608).

The spelling of 50111055503 in words is "fifty billion, one hundred eleven million, fifty-five thousand, five hundred three".