550393744 has 20 divisors (see below), whose sum is σ = 1082306224. Its totient is φ = 271088928.

The previous prime is 550393721. The next prime is 550393783. The reversal of 550393744 is 447393055.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 550393697 and 550393706.

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 in 3 ways as a sum of consecutive naturals, for example, 255642 + ... + 257785.

Almost surely, 2^550393744 is an apocalyptic number.

It is an amenable number.

550393744 is a deficient number, since it is larger than the sum of its proper divisors (531912480).

550393744 is a wasteful number, since it uses less digits than its factorization.

550393744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513502 (or 513496 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 40.

The square root of 550393744 is about 23460.4719475121. The cubic root of 550393744 is about 819.5167408318.

The spelling of 550393744 in words is "five hundred fifty million, three hundred ninety-three thousand, seven hundred forty-four".