500050005541 has 2 divisors, whose sum is σ = 500050005542. Its totient is φ = 500050005540.

The previous prime is 500050005457. The next prime is 500050005563. The reversal of 500050005541 is 145500050005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 499135185025 + 914820516 = 706495^2 + 30246^2 .

It is a cyclic number.

It is not a de Polignac number, because 500050005541 - 2⁹ = 500050005029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500050005341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250025002770 + 250025002771.

It is an arithmetic number, because the mean of its divisors is an integer number (250025002771).

Almost surely, 2^500050005541 is an apocalyptic number.

It is an amenable number.

500050005541 is a deficient number, since it is larger than the sum of its proper divisors (1).

500050005541 is an equidigital number, since it uses as much as digits as its factorization.

500050005541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2500, while the sum is 25.

Adding to 500050005541 its reverse (145500050005), we get a palindrome (645550055546).

The spelling of 500050005541 in words is "five hundred billion, fifty million, five thousand, five hundred forty-one".