550505484 has 30 divisors (see below), whose sum is σ = 1439130924. Its totient is φ = 183501720.

The previous prime is 550505453. The next prime is 550505489. The reversal of 550505484 is 484505055.

550505484 is a `hidden beast` number, since 550 + 50 + 54 + 8 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (550505489) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 849222 + ... + 849869.

Almost surely, 2^550505484 is an apocalyptic number.

550505484 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

550505484 is an abundant number, since it is smaller than the sum of its proper divisors (888625440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550505484 is a wasteful number, since it uses less digits than its factorization.

550505484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699107 (or 1699096 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

The square root of 550505484 is about 23462.8532791730. The cubic root of 550505484 is about 819.5721960432.

The spelling of 550505484 in words is "five hundred fifty million, five hundred five thousand, four hundred eighty-four".