555530530550 has 24 divisors (see below), whose sum is σ = 1033415090832. Its totient is φ = 222184620000.

The previous prime is 555530530549. The next prime is 555530530553. The reversal of 555530530550 is 55035035555.

It is a happy number.

It is a super-3 number, since 3×555530530550³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 555530530498 and 555530530507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555530530553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 280706 + ... + 1090805.

It is an arithmetic number, because the mean of its divisors is an integer number (43058962118).

Almost surely, 2^555530530550 is an apocalyptic number.

555530530550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

555530530550 is a deficient number, since it is larger than the sum of its proper divisors (477884560282).

555530530550 is a wasteful number, since it uses less digits than its factorization.

555530530550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379624 (or 1379619 counting only the distinct ones).

The product of its (nonzero) digits is 703125, while the sum is 41.

It can be divided in two parts, 5555305 and 30550, that added together give a palindrome (5585855).

The spelling of 555530530550 in words is "five hundred fifty-five billion, five hundred thirty million, five hundred thirty thousand, five hundred fifty".