550409097 has 8 divisors (see below), whose sum is σ = 838718656. Its totient is φ = 314519472.

The previous prime is 550409071. The next prime is 550409117. The reversal of 550409097 is 790904055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 550409097 - 2⁶ = 550409033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550409897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13104958 + ... + 13104999.

It is an arithmetic number, because the mean of its divisors is an integer number (104839832).

Almost surely, 2^550409097 is an apocalyptic number.

It is an amenable number.

550409097 is a deficient number, since it is larger than the sum of its proper divisors (288309559).

550409097 is a wasteful number, since it uses less digits than its factorization.

550409097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26209967.

The product of its (nonzero) digits is 56700, while the sum is 39.

The square root of 550409097 is about 23460.7991551865. The cubic root of 550409097 is about 819.5243607849.

The spelling of 550409097 in words is "five hundred fifty million, four hundred nine thousand, ninety-seven".