549380044 has 12 divisors (see below), whose sum is σ = 961668904. Its totient is φ = 274617504.

The previous prime is 549380021. The next prime is 549380053. The reversal of 549380044 is 440083945.

It is a junction number, because it is equal to n+sod(n) for n = 549379985 and 549380012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1207 + ... + 33169.

Almost surely, 2^549380044 is an apocalyptic number.

It is an amenable number.

549380044 is a deficient number, since it is larger than the sum of its proper divisors (412288860).

549380044 is a wasteful number, since it uses less digits than its factorization.

549380044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36264 (or 36262 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 549380044 is about 23438.8575660163. The cubic root of 549380044 is about 819.0133105357.

The spelling of 549380044 in words is "five hundred forty-nine million, three hundred eighty thousand, forty-four".