550644132 has 24 divisors (see below), whose sum is σ = 1285900000. Its totient is φ = 183396096.

The previous prime is 550644119. The next prime is 550644179. The reversal of 550644132 is 231446055.

It is a self number, because there is not a number n which added to its sum of digits gives 550644132.

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 7 ways as a sum of consecutive naturals, for example, 3382 + ... + 33357.

Almost surely, 2^550644132 is an apocalyptic number.

It is an amenable number.

550644132 is an abundant number, since it is smaller than the sum of its proper divisors (735255868).

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

550644132 is a wasteful number, since it uses less digits than its factorization.

550644132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37995 (or 37993 counting only the distinct ones).

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

The square root of 550644132 is about 23465.8077210225. The cubic root of 550644132 is about 819.6409949386.

The spelling of 550644132 in words is "five hundred fifty million, six hundred forty-four thousand, one hundred thirty-two".