550505019 has 8 divisors (see below), whose sum is σ = 734837760. Its totient is φ = 366587816.

The previous prime is 550505017. The next prime is 550505029. The reversal of 550505019 is 910505055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 550505019 - 2¹ = 550505017 is a prime.

It is a super-2 number, since 2×550505019² = 606111551888380722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (550505017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100779 + ... + 106100.

It is an arithmetic number, because the mean of its divisors is an integer number (91854720).

Almost surely, 2^550505019 is an apocalyptic number.

550505019 is a deficient number, since it is larger than the sum of its proper divisors (184332741).

550505019 is a wasteful number, since it uses less digits than its factorization.

550505019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207769.

The product of its (nonzero) digits is 5625, while the sum is 30.

The square root of 550505019 is about 23462.8433698902. The cubic root of 550505019 is about 819.5719652849.

The spelling of 550505019 in words is "five hundred fifty million, five hundred five thousand, nineteen".