550665002 has 4 divisors (see below), whose sum is σ = 825997506. Its totient is φ = 275332500.

The previous prime is 550665001. The next prime is 550665083. The reversal of 550665002 is 200566055.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 485717521 + 64947481 = 22039^2 + 8059^2 .

It is not an unprimeable number, because it can be changed into a prime (550665001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137666249 + ... + 137666252.

Almost surely, 2^550665002 is an apocalyptic number.

550665002 is a deficient number, since it is larger than the sum of its proper divisors (275332504).

550665002 is a wasteful number, since it uses less digits than its factorization.

550665002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275332503.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 550665002 is about 23466.2524063814. The cubic root of 550665002 is about 819.6513498971.

The spelling of 550665002 in words is "five hundred fifty million, six hundred sixty-five thousand, two".