5505550000 has 120 divisors (see below), whose sum is σ = 13440546000. Its totient is φ = 2184480000.

The previous prime is 5505549983. The next prime is 5505550009. The reversal of 5505550000 is 555055.

It is a super-2 number, since 2×5505550000² = 60622161605000000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (5505550009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7449631 + ... + 7450369.

It is an arithmetic number, because the mean of its divisors is an integer number (112004550).

Almost surely, 2^5505550000 is an apocalyptic number.

5505550000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5505550000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6720273000).

5505550000 is an abundant number, since it is smaller than the sum of its proper divisors (7934996000).

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

5505550000 is an equidigital number, since it uses as much as digits as its factorization.

5505550000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921 (or 895 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 25.

The square root of 5505550000 is about 74199.3935285188. The cubic root of 5505550000 is about 1765.7677084641.

The spelling of 5505550000 in words is "five billion, five hundred five million, five hundred fifty thousand".