550454555 has 16 divisors (see below), whose sum is σ = 769155264. Its totient is φ = 370331520.

The previous prime is 550454521. The next prime is 550454563. The reversal of 550454555 is 555454055.

550454555 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 550454555 - 2⁸ = 550454299 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146516 + ... + 150225.

It is an arithmetic number, because the mean of its divisors is an integer number (48072204).

Almost surely, 2^550454555 is an apocalyptic number.

550454555 is a deficient number, since it is larger than the sum of its proper divisors (218700709).

550454555 is a wasteful number, since it uses less digits than its factorization.

550454555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296806.

The product of its (nonzero) digits is 250000, while the sum is 38.

The square root of 550454555 is about 23461.7679427617. The cubic root of 550454555 is about 819.5469215268.

The spelling of 550454555 in words is "five hundred fifty million, four hundred fifty-four thousand, five hundred fifty-five".