11033055520 has 24 divisors (see below), whose sum is σ = 26065594044. Its totient is φ = 4413222144.

The previous prime is 11033055511. The next prime is 11033055529. The reversal of 11033055520 is 2555033011.

It is an interprime number because it is at equal distance from previous prime (11033055511) and next prime (11033055529).

It can be written as a sum of positive squares in 2 ways, for example, as 9115666576 + 1917388944 = 95476^2 + 43788^2 .

It is not an unprimeable number, because it can be changed into a prime (11033055529) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 34478139 + ... + 34478458.

Almost surely, 2^11033055520 is an apocalyptic number.

11033055520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11033055520 is an abundant number, since it is smaller than the sum of its proper divisors (15032538524).

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

11033055520 is an equidigital number, since it uses as much as digits as its factorization.

11033055520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68956612 (or 68956604 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 25.

Adding to 11033055520 its reverse (2555033011), we get a palindrome (13588088531).

The spelling of 11033055520 in words is "eleven billion, thirty-three million, fifty-five thousand, five hundred twenty".