550744456 has 8 divisors (see below), whose sum is σ = 1032645870. Its totient is φ = 275372224.

The previous prime is 550744433. The next prime is 550744477. The reversal of 550744456 is 654447055.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 548964900 + 1779556 = 23430^2 + 1334^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34421521 + ... + 34421536.

Almost surely, 2^550744456 is an apocalyptic number.

It is an amenable number.

550744456 is a deficient number, since it is larger than the sum of its proper divisors (481901414).

550744456 is a wasteful number, since it uses less digits than its factorization.

550744456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68843063 (or 68843059 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 40.

The square root of 550744456 is about 23467.9452871358. The cubic root of 550744456 is about 819.6907697780.

The spelling of 550744456 in words is "five hundred fifty million, seven hundred forty-four thousand, four hundred fifty-six".