11142443040 has 96 divisors (see below), whose sum is σ = 35622659520. Its totient is φ = 2926961664.

The previous prime is 11142443003. The next prime is 11142443051. The reversal of 11142443040 is 4034424111.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 11142443040.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141075 + ... + 205394.

It is an arithmetic number, because the mean of its divisors is an integer number (371069370).

Almost surely, 2^11142443040 is an apocalyptic number.

11142443040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11142443040 is an abundant number, since it is smaller than the sum of its proper divisors (24480216480).

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

11142443040 is a wasteful number, since it uses less digits than its factorization.

11142443040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346554 (or 346546 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 11142443040 its reverse (4034424111), we get a palindrome (15176867151).

The spelling of 11142443040 in words is "eleven billion, one hundred forty-two million, four hundred forty-three thousand, forty".