11543032144 has 80 divisors (see below), whose sum is σ = 26513060992. Its totient is φ = 4765630464.

The previous prime is 11543032091. The next prime is 11543032153. The reversal of 11543032144 is 44123034511.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335152 + ... + 367984.

Almost surely, 2^11543032144 is an apocalyptic number.

11543032144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11543032144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13256530496).

11543032144 is an abundant number, since it is smaller than the sum of its proper divisors (14970028848).

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

11543032144 is a wasteful number, since it uses less digits than its factorization.

11543032144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32964 (or 32958 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 11543032144 its reverse (44123034511), we get a palindrome (55666066655).

It can be divided in two parts, 11543032 and 144, that added together give a cube (11543176 = 226³).

The spelling of 11543032144 in words is "eleven billion, five hundred forty-three million, thirty-two thousand, one hundred forty-four".