550546656 has 96 divisors (see below), whose sum is σ = 1587600000. Its totient is φ = 165665280.

The previous prime is 550546631. The next prime is 550546697. The reversal of 550546656 is 656645055.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155595 + ... + 159093.

It is an arithmetic number, because the mean of its divisors is an integer number (16537500).

Almost surely, 2^550546656 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 550546656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (793800000).

550546656 is an abundant number, since it is smaller than the sum of its proper divisors (1037053344).

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

550546656 is a wasteful number, since it uses less digits than its factorization.

550546656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3672 (or 3664 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 42.

The square root of 550546656 is about 23463.7306496644. The cubic root of 550546656 is about 819.5926273173.

The spelling of 550546656 in words is "five hundred fifty million, five hundred forty-six thousand, six hundred fifty-six".