550516555 has 16 divisors (see below), whose sum is σ = 674982144. Its totient is φ = 430927200.

The previous prime is 550516537. The next prime is 550516567. The reversal of 550516555 is 555615055.

It is not a de Polignac number, because 550516555 - 2⁷ = 550516427 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45144 + ... + 56026.

It is an arithmetic number, because the mean of its divisors is an integer number (42186384).

Almost surely, 2^550516555 is an apocalyptic number.

550516555 is a deficient number, since it is larger than the sum of its proper divisors (124465589).

550516555 is a wasteful number, since it uses less digits than its factorization.

550516555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11106.

The product of its (nonzero) digits is 93750, while the sum is 37.

The square root of 550516555 is about 23463.0892041095. The cubic root of 550516555 is about 819.5776900381.

The spelling of 550516555 in words is "five hundred fifty million, five hundred sixteen thousand, five hundred fifty-five".