5511441306 has 64 divisors (see below), whose sum is σ = 13046860800. Its totient is φ = 1551155760.

The previous prime is 5511441289. The next prime is 5511441319. The reversal of 5511441306 is 6031441155.

It is a happy number.

It is a Curzon number.

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, 117901 + ... + 157871.

It is an arithmetic number, because the mean of its divisors is an integer number (203857200).

Almost surely, 2^5511441306 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5511441306, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6523430400).

5511441306 is an abundant number, since it is smaller than the sum of its proper divisors (7535419494).

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

5511441306 is a wasteful number, since it uses less digits than its factorization.

5511441306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40064 (or 40050 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 5511441306 is about 74239.0820659846. The cubic root of 5511441306 is about 1766.3973137157.

The spelling of 5511441306 in words is "five billion, five hundred eleven million, four hundred forty-one thousand, three hundred six".