550008807 has 4 divisors (see below), whose sum is σ = 733345080. Its totient is φ = 366672536.

The previous prime is 550008799. The next prime is 550008817. The reversal of 550008807 is 708800055.

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

It is a cyclic number.

It is not a de Polignac number, because 550008807 - 2³ = 550008799 is a prime.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550008817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91668132 + ... + 91668137.

It is an arithmetic number, because the mean of its divisors is an integer number (183336270).

Almost surely, 2^550008807 is an apocalyptic number.

550008807 is a deficient number, since it is larger than the sum of its proper divisors (183336273).

550008807 is a wasteful number, since it uses less digits than its factorization.

550008807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183336272.

The product of its (nonzero) digits is 11200, while the sum is 33.

The square root of 550008807 is about 23452.2665642364. The cubic root of 550008807 is about 819.3256437667.

The spelling of 550008807 in words is "five hundred fifty million, eight thousand, eight hundred seven".