5550555055550 has 24 divisors (see below), whose sum is σ = 10350988137216. Its totient is φ = 2214425090240.

The previous prime is 5550555055453. The next prime is 5550555055579. The reversal of 5550555055550 is 555505550555.

It is a super-2 number, since 2×5550555055550² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144903959 + ... + 144942258.

It is an arithmetic number, because the mean of its divisors is an integer number (431291172384).

Almost surely, 2^{5550555055550} is an apocalyptic number.

5550555055550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5550555055550 is a deficient number, since it is larger than the sum of its proper divisors (4800433081666).

5550555055550 is a wasteful number, since it uses less digits than its factorization.

5550555055550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289846612 (or 289846607 counting only the distinct ones).

The product of its (nonzero) digits is 9765625, while the sum is 50.

The spelling of 5550555055550 in words is "five trillion, five hundred fifty billion, five hundred fifty-five million, fifty-five thousand, five hundred fifty".