550664004 has 96 divisors (see below), whose sum is σ = 1492646400. Its totient is φ = 156245760.

The previous prime is 550663937. The next prime is 550664021. The reversal of 550664004 is 400466055.

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 31 ways as a sum of consecutive naturals, for example, 221979 + ... + 224445.

It is an arithmetic number, because the mean of its divisors is an integer number (15548400).

Almost surely, 2^550664004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550664004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (746323200).

550664004 is an abundant number, since it is smaller than the sum of its proper divisors (941982396).

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

550664004 is a wasteful number, since it uses less digits than its factorization.

550664004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2593 (or 2591 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 550664004 is about 23466.2311417918. The cubic root of 550664004 is about 819.6508547306.

The spelling of 550664004 in words is "five hundred fifty million, six hundred sixty-four thousand, four".