505550550041 has 4 divisors (see below), whose sum is σ = 506383418112. Its totient is φ = 504717681972.

The previous prime is 505550550013. The next prime is 505550550079. The reversal of 505550550041 is 140055055505.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 505550550041 - 2¹⁸ = 505550287897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 505550549983 and 505550550010.

It is not an unprimeable number, because it can be changed into a prime (505550550641) 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 in 3 ways as a sum of consecutive naturals, for example, 416433125 + ... + 416434338.

It is an arithmetic number, because the mean of its divisors is an integer number (126595854528).

Almost surely, 2^505550550041 is an apocalyptic number.

It is an amenable number.

505550550041 is a deficient number, since it is larger than the sum of its proper divisors (832868071).

505550550041 is an equidigital number, since it uses as much as digits as its factorization.

505550550041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832868070.

The product of its (nonzero) digits is 62500, while the sum is 35.

The spelling of 505550550041 in words is "five hundred five billion, five hundred fifty million, five hundred fifty thousand, forty-one".