5555338880 has 512 divisors, whose sum is σ = 17964011520. Its totient is φ = 1592524800.

The previous prime is 5555338823. The next prime is 5555338889. The reversal of 5555338880 is 888335555.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (5555338889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 30692390 + ... + 30692570.

It is an arithmetic number, because the mean of its divisors is an integer number (35085960).

Almost surely, 2^5555338880 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 5555338880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8982005760).

5555338880 is an abundant number, since it is smaller than the sum of its proper divisors (12408672640).

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

5555338880 is a wasteful number, since it uses less digits than its factorization.

5555338880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268 (or 256 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 50.

The square root of 5555338880 is about 74534.1457320066. The cubic root of 5555338880 is about 1771.0745897914.

The spelling of 5555338880 in words is "five billion, five hundred fifty-five million, three hundred thirty-eight thousand, eight hundred eighty".