550500919 has 4 divisors (see below), whose sum is σ = 582883344. Its totient is φ = 518118496.

The previous prime is 550500917. The next prime is 550500941. The reversal of 550500919 is 919005055.

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 550500919 - 2¹ = 550500917 is a prime.

It is a super-2 number, since 2×550500919² = 606102523639689122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550500917) 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, 16191187 + ... + 16191220.

It is an arithmetic number, because the mean of its divisors is an integer number (145720836).

Almost surely, 2^550500919 is an apocalyptic number.

550500919 is a deficient number, since it is larger than the sum of its proper divisors (32382425).

550500919 is a wasteful number, since it uses less digits than its factorization.

550500919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32382424.

The product of its (nonzero) digits is 10125, while the sum is 34.

The square root of 550500919 is about 23462.7559975379. The cubic root of 550500919 is about 819.5699306359.

The spelling of 550500919 in words is "five hundred fifty million, five hundred thousand, nine hundred nineteen".