5551223340 has 96 divisors (see below), whose sum is σ = 16871178240. Its totient is φ = 1355671296.

The previous prime is 5551223311. The next prime is 5551223357. The reversal of 5551223340 is 433221555.

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 = 5551223298 and 5551223307.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71041 + ... + 127079.

It is an arithmetic number, because the mean of its divisors is an integer number (175741440).

Almost surely, 2^5551223340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5551223340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8435589120).

5551223340 is an abundant number, since it is smaller than the sum of its proper divisors (11319954900).

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

5551223340 is a wasteful number, since it uses less digits than its factorization.

5551223340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56191 (or 56189 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 5551223340 is about 74506.5321968484. The cubic root of 5551223340 is about 1770.6371289897.

Adding to 5551223340 its reverse (433221555), we get a palindrome (5984444895).

The spelling of 5551223340 in words is "five billion, five hundred fifty-one million, two hundred twenty-three thousand, three hundred forty".