550459955 has 4 divisors (see below), whose sum is σ = 660551952. Its totient is φ = 440367960.

The previous prime is 550459909. The next prime is 550459957. The reversal of 550459955 is 559954055.

550459955 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 550459955 - 2¹⁸ = 550197811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550459957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55045991 + ... + 55046000.

It is an arithmetic number, because the mean of its divisors is an integer number (165137988).

Almost surely, 2^550459955 is an apocalyptic number.

550459955 is a deficient number, since it is larger than the sum of its proper divisors (110091997).

550459955 is a wasteful number, since it uses less digits than its factorization.

550459955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110091996.

The product of its (nonzero) digits is 1012500, while the sum is 47.

The square root of 550459955 is about 23461.8830233210. The cubic root of 550459955 is about 819.5496014568.

The spelling of 550459955 in words is "five hundred fifty million, four hundred fifty-nine thousand, nine hundred fifty-five".