5055500550 has 96 divisors (see below), whose sum is σ = 13095590400. Its totient is φ = 1289381760.

The previous prime is 5055500509. The next prime is 5055500573. The reversal of 5055500550 is 550055505.

It is a super-2 number, since 2×5055500550² = 51116171622100605000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 319731 + ... + 335169.

It is an arithmetic number, because the mean of its divisors is an integer number (136412400).

Almost surely, 2^5055500550 is an apocalyptic number.

5055500550 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 5055500550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6547795200).

5055500550 is an abundant number, since it is smaller than the sum of its proper divisors (8040089850).

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

5055500550 is a wasteful number, since it uses less digits than its factorization.

5055500550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15550 (or 15545 counting only the distinct ones).

The product of its (nonzero) digits is 15625, while the sum is 30.

The square root of 5055500550 is about 71102.0432195869. The cubic root of 5055500550 is about 1716.2796536475.

It can be divided in two parts, 505 and 5500550, that added together give a palindrome (5501055).

The spelling of 5055500550 in words is "five billion, fifty-five million, five hundred thousand, five hundred fifty".