550005510 has 32 divisors (see below), whose sum is σ = 1326938112. Its totient is φ = 145898720.

The previous prime is 550005497. The next prime is 550005517. The reversal of 550005510 is 15500055.

It is a super-2 number, since 2×550005510² = 605012122060720200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550005517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42264 + ... + 53723.

It is an arithmetic number, because the mean of its divisors is an integer number (41466816).

Almost surely, 2^550005510 is an apocalyptic number.

550005510 is an abundant number, since it is smaller than the sum of its proper divisors (776932602).

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

550005510 is a wasteful number, since it uses less digits than its factorization.

550005510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96188.

The product of its (nonzero) digits is 625, while the sum is 21.

The square root of 550005510 is about 23452.1962724176. The cubic root of 550005510 is about 819.3240066280.

Adding to 550005510 its reverse (15500055), we get a palindrome (565505565).

The spelling of 550005510 in words is "five hundred fifty million, five thousand, five hundred ten".