11141044040 has 32 divisors (see below), whose sum is σ = 28648399680. Its totient is φ = 3819786432.

The previous prime is 11141043973. The next prime is 11141044043. The reversal of 11141044040 is 4044014111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (11141044043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19894442 + ... + 19895001.

It is an arithmetic number, because the mean of its divisors is an integer number (895262490).

Almost surely, 2^11141044040 is an apocalyptic number.

11141044040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11141044040 is an abundant number, since it is smaller than the sum of its proper divisors (17507355640).

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

11141044040 is a wasteful number, since it uses less digits than its factorization.

11141044040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39789461 (or 39789457 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 11141044040 its reverse (4044014111), we get a palindrome (15185058151).

The spelling of 11141044040 in words is "eleven billion, one hundred forty-one million, forty-four thousand, forty".