5055505505550 has 96 divisors (see below), whose sum is σ = 13944482004960. Its totient is φ = 1346803603200.

The previous prime is 5055505505513. The next prime is 5055505505599. The reversal of 5055505505550 is 555055055505.

It is a super-2 number, since 2×5055505505550² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 5055505505496 and 5055505505505.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 480831 + ... + 3215930.

It is an arithmetic number, because the mean of its divisors is an integer number (145255020885).

Almost surely, 2^{5055505505550} is an apocalyptic number.

5055505505550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5055505505550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6972241002480).

5055505505550 is an abundant number, since it is smaller than the sum of its proper divisors (8888976499410).

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

5055505505550 is a wasteful number, since it uses less digits than its factorization.

5055505505550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3697795 (or 3697784 counting only the distinct ones).

The product of its (nonzero) digits is 1953125, while the sum is 45.

The spelling of 5055505505550 in words is "five trillion, fifty-five billion, five hundred five million, five hundred five thousand, five hundred fifty".