550500511 has 48 divisors (see below), whose sum is σ = 675682560. Its totient is φ = 446054400.

The previous prime is 550500499. The next prime is 550500521. The reversal of 550500511 is 115005055.

It is not a de Polignac number, because 550500511 - 2¹¹ = 550498463 is a prime.

It is a super-2 number, since 2×550500511² = 606101625222522242, 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 (550500521) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5675215 + ... + 5675311.

It is an arithmetic number, because the mean of its divisors is an integer number (14076720).

Almost surely, 2^550500511 is an apocalyptic number.

550500511 is a deficient number, since it is larger than the sum of its proper divisors (125182049).

550500511 is a wasteful number, since it uses less digits than its factorization.

550500511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256 (or 245 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 22.

The square root of 550500511 is about 23462.7473029055. The cubic root of 550500511 is about 819.5697281630.

Adding to 550500511 its reverse (115005055), we get a palindrome (665505566).

The spelling of 550500511 in words is "five hundred fifty million, five hundred thousand, five hundred eleven".