550516506 has 16 divisors (see below), whose sum is σ = 1116116544. Its totient is φ = 180991584.

The previous prime is 550516501. The next prime is 550516537. The reversal of 550516506 is 605615055.

It is not an unprimeable number, because it can be changed into a prime (550516501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 628006 + ... + 628881.

It is an arithmetic number, because the mean of its divisors is an integer number (69757284).

Almost surely, 2^550516506 is an apocalyptic number.

550516506 is an abundant number, since it is smaller than the sum of its proper divisors (565600038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550516506 is a wasteful number, since it uses less digits than its factorization.

550516506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256965.

The product of its (nonzero) digits is 22500, while the sum is 33.

The square root of 550516506 is about 23463.0881599162. The cubic root of 550516506 is about 819.5776657220.

The spelling of 550516506 in words is "five hundred fifty million, five hundred sixteen thousand, five hundred six".