11120356544 has 112 divisors (see below), whose sum is σ = 24617696256. Its totient is φ = 4941081600.

The previous prime is 11120356543. The next prime is 11120356567. The reversal of 11120356544 is 44565302111.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 11120356544.

It is not an unprimeable number, because it can be changed into a prime (11120356543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18319889 + ... + 18320495.

Almost surely, 2^11120356544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11120356544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12308848128).

11120356544 is an abundant number, since it is smaller than the sum of its proper divisors (13497339712).

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

11120356544 is a wasteful number, since it uses less digits than its factorization.

11120356544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1174 (or 1164 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 11120356544 its reverse (44565302111), we get a palindrome (55685658655).

The spelling of 11120356544 in words is "eleven billion, one hundred twenty million, three hundred fifty-six thousand, five hundred forty-four".