5550223440 has 80 divisors (see below), whose sum is σ = 17216273088. Its totient is φ = 1479149568.

The previous prime is 5550223417. The next prime is 5550223489. The reversal of 5550223440 is 443220555.

It is a tau number, because it is divible by the number of its divisors (80).

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

It is a junction number, because it is equal to n+sod(n) for n = 5550223398 and 5550223407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 443347 + ... + 455693.

Almost surely, 2^5550223440 is an apocalyptic number.

It is an amenable number.

5550223440 is an abundant number, since it is smaller than the sum of its proper divisors (11666049648).

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

5550223440 is a wasteful number, since it uses less digits than its factorization.

5550223440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14236 (or 14230 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 5550223440 is about 74499.8217447532. The cubic root of 5550223440 is about 1770.5308121013.

Adding to 5550223440 its reverse (443220555), we get a palindrome (5993443995).

The spelling of 5550223440 in words is "five billion, five hundred fifty million, two hundred twenty-three thousand, four hundred forty".