550807506 has 16 divisors (see below), whose sum is σ = 1224016800. Its totient is φ = 183602484.

The previous prime is 550807451. The next prime is 550807507. The reversal of 550807506 is 605708055.

It is not an unprimeable number, because it can be changed into a prime (550807507) 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, 5100016 + ... + 5100123.

It is an arithmetic number, because the mean of its divisors is an integer number (76501050).

Almost surely, 2^550807506 is an apocalyptic number.

550807506 is an abundant number, since it is smaller than the sum of its proper divisors (673209294).

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

550807506 is a wasteful number, since it uses less digits than its factorization.

550807506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10200150 (or 10200144 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 36.

The square root of 550807506 is about 23469.2885703849. The cubic root of 550807506 is about 819.7220483685.

The spelling of 550807506 in words is "five hundred fifty million, eight hundred seven thousand, five hundred six".