550583856 has 60 divisors (see below), whose sum is σ = 1542548592. Its totient is φ = 183328128.

The previous prime is 550583809. The next prime is 550583857. The reversal of 550583856 is 658385055.

It is not an unprimeable number, because it can be changed into a prime (550583857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 195450 + ... + 198246.

Almost surely, 2^550583856 is an apocalyptic number.

It is an amenable number.

550583856 is an abundant number, since it is smaller than the sum of its proper divisors (991964736).

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

550583856 is a wasteful number, since it uses less digits than its factorization.

550583856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4178 (or 4169 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 45.

The square root of 550583856 is about 23464.5233490902. The cubic root of 550583856 is about 819.6110866424.

The spelling of 550583856 in words is "five hundred fifty million, five hundred eighty-three thousand, eight hundred fifty-six".