5511331155 has 64 divisors (see below), whose sum is σ = 9849600000. Its totient is φ = 2608619520.

The previous prime is 5511331123. The next prime is 5511331169.

5511331155 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5511331155 - 2⁵ = 5511331123 is a prime.

It is a super-2 number, since 2×5511331155² = 60749542200147268050, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a zygodrome in base 10.

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 63 ways as a sum of consecutive naturals, for example, 4411971 + ... + 4413219.

It is an arithmetic number, because the mean of its divisors is an integer number (153900000).

Almost surely, 2^5511331155 is an apocalyptic number.

5511331155 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5511331155 is a deficient number, since it is larger than the sum of its proper divisors (4338268845).

5511331155 is a wasteful number, since it uses less digits than its factorization.

5511331155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884.

The product of its digits is 5625, while the sum is 30.

The square root of 5511331155 is about 74238.3401956159. The cubic root of 5511331155 is about 1766.3855459696.

It can be divided in two parts, 55113 and 31155, that added together give a palindrome (86268).

The spelling of 5511331155 in words is "five billion, five hundred eleven million, three hundred thirty-one thousand, one hundred fifty-five".