5500611111 has 4 divisors (see below), whose sum is σ = 7334148152. Its totient is φ = 3667074072.

The previous prime is 5500611049. The next prime is 5500611119. The reversal of 5500611111 is 1111160055.

It is a happy number.

5500611111 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-5500611111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5500611119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 916768516 + ... + 916768521.

It is an arithmetic number, because the mean of its divisors is an integer number (1833537038).

Almost surely, 2^5500611111 is an apocalyptic number.

5500611111 is a deficient number, since it is larger than the sum of its proper divisors (1833537041).

5500611111 is a wasteful number, since it uses less digits than its factorization.

5500611111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1833537040.

The product of its (nonzero) digits is 150, while the sum is 21.

The square root of 5500611111 is about 74166.1048660370. The cubic root of 5500611111 is about 1765.2395420510.

Adding to 5500611111 its reverse (1111160055), we get a palindrome (6611771166).

The spelling of 5500611111 in words is "five billion, five hundred million, six hundred eleven thousand, one hundred eleven".