5550550500 has 96 divisors (see below), whose sum is σ = 17632637568. Its totient is φ = 1345584000.

The previous prime is 5550550487. The next prime is 5550550501. The reversal of 5550550500 is 50550555.

It is a super-2 number, since 2×5550550500² = 61617221706100500000, which contains 22 as substring.

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

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is not an unprimeable number, because it can be changed into a prime (5550550501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 151699 + ... + 184698.

It is an arithmetic number, because the mean of its divisors is an integer number (183673308).

Almost surely, 2^5550550500 is an apocalyptic number.

5550550500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5550550500 is an abundant number, since it is smaller than the sum of its proper divisors (12082087068).

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

5550550500 is a wasteful number, since it uses less digits than its factorization.

5550550500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336430 (or 336418 counting only the distinct ones).

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

The square root of 5550550500 is about 74502.0167512263. The cubic root of 5550550500 is about 1770.5655889855.

Subtracting from 5550550500 its reverse (50550555), we obtain a palindrome (5499999945).

The spelling of 5550550500 in words is "five billion, five hundred fifty million, five hundred fifty thousand, five hundred".