11043055512 has 64 divisors (see below), whose sum is σ = 32289648000. Its totient is φ = 3487279392.

The previous prime is 11043055477. The next prime is 11043055549. The reversal of 11043055512 is 21555034011.

11043055512 is a `hidden beast` number, since 1 + 104 + 3 + 0 + 5 + 551 + 2 = 666.

11043055512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11043055512² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1341298 + ... + 1349505.

It is an arithmetic number, because the mean of its divisors is an integer number (504525750).

Almost surely, 2^11043055512 is an apocalyptic number.

11043055512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11043055512 is an abundant number, since it is smaller than the sum of its proper divisors (21246592488).

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

11043055512 is a wasteful number, since it uses less digits than its factorization.

11043055512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2690837 (or 2690827 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 11043055512 its reverse (21555034011), we get a palindrome (32598089523).

The spelling of 11043055512 in words is "eleven billion, forty-three million, fifty-five thousand, five hundred twelve".