550303664 has 40 divisors (see below), whose sum is σ = 1115754480. Its totient is φ = 262649088.

The previous prime is 550303657. The next prime is 550303697. The reversal of 550303664 is 466303055.

550303664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×550303664² = 605668245223649792, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 550303664.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22607 + ... + 40145.

It is an arithmetic number, because the mean of its divisors is an integer number (27893862).

Almost surely, 2^550303664 is an apocalyptic number.

It is an amenable number.

550303664 is an abundant number, since it is smaller than the sum of its proper divisors (565450816).

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

550303664 is a wasteful number, since it uses less digits than its factorization.

550303664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17637 (or 17631 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 32.

The square root of 550303664 is about 23458.5520439775. The cubic root of 550303664 is about 819.4720297520.

The spelling of 550303664 in words is "five hundred fifty million, three hundred three thousand, six hundred sixty-four".