550443164 has 6 divisors (see below), whose sum is σ = 963275544. Its totient is φ = 275221580.

The previous prime is 550443151. The next prime is 550443181. The reversal of 550443164 is 461344055.

It is a self number, because there is not a number n which added to its sum of digits gives 550443164.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 68805392 + ... + 68805399.

It is an arithmetic number, because the mean of its divisors is an integer number (160545924).

Almost surely, 2^550443164 is an apocalyptic number.

It is an amenable number.

550443164 is a deficient number, since it is larger than the sum of its proper divisors (412832380).

550443164 is a wasteful number, since it uses less digits than its factorization.

550443164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137610795 (or 137610793 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 550443164 is about 23461.5251848638. The cubic root of 550443164 is about 819.5412683061.

The spelling of 550443164 in words is "five hundred fifty million, four hundred forty-three thousand, one hundred sixty-four".