550500556 has 6 divisors (see below), whose sum is σ = 963375980. Its totient is φ = 275250276.

The previous prime is 550500553. The next prime is 550500569. The reversal of 550500556 is 655005055.

It is not an unprimeable number, because it can be changed into a prime (550500553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68812566 + ... + 68812573.

Almost surely, 2^550500556 is an apocalyptic number.

It is an amenable number.

550500556 is a deficient number, since it is larger than the sum of its proper divisors (412875424).

550500556 is a wasteful number, since it uses less digits than its factorization.

550500556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137625143 (or 137625141 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 31.

The square root of 550500556 is about 23462.7482618725. The cubic root of 550500556 is about 819.5697504946.

The spelling of 550500556 in words is "five hundred fifty million, five hundred thousand, five hundred fifty-six".