50000005505503 has 2 divisors, whose sum is σ = 50000005505504. Its totient is φ = 50000005505502.

The previous prime is 50000005505479. The next prime is 50000005505519. The reversal of 50000005505503 is 30550550000005.

50000005505503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50000005505503 - 2¹³ = 50000005497311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50000005605503) 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, 25000002752751 + 25000002752752.

It is an arithmetic number, because the mean of its divisors is an integer number (25000002752752).

Almost surely, 2^{50000005505503} is an apocalyptic number.

50000005505503 is a deficient number, since it is larger than the sum of its proper divisors (1).

50000005505503 is an equidigital number, since it uses as much as digits as its factorization.

50000005505503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9375, while the sum is 28.

Adding to 50000005505503 its reverse (30550550000005), we get a palindrome (80550555505508).

The spelling of 50000005505503 in words is "fifty trillion, five million, five hundred five thousand, five hundred three".