50500500005491 has 2 divisors, whose sum is σ = 50500500005492. Its totient is φ = 50500500005490.

The previous prime is 50500500005399. The next prime is 50500500005533. The reversal of 50500500005491 is 19450000500505.

50500500005491 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 50500500005491 - 2¹⁹ = 50500499481203 is a prime.

It is not a weakly prime, because it can be changed into another prime (50500500105491) 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, 25250250002745 + 25250250002746.

It is an arithmetic number, because the mean of its divisors is an integer number (25250250002746).

Almost surely, 2^{50500500005491} is an apocalyptic number.

50500500005491 is a deficient number, since it is larger than the sum of its proper divisors (1).

50500500005491 is an equidigital number, since it uses as much as digits as its factorization.

50500500005491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22500, while the sum is 34.

Adding to 50500500005491 its reverse (19450000500505), we get a palindrome (69950500505996).

The spelling of 50500500005491 in words is "fifty trillion, five hundred billion, five hundred million, five thousand, four hundred ninety-one".