11142040014 has 24 divisors (see below), whose sum is σ = 27589813680. Its totient is φ = 3183439968.

The previous prime is 11142040009. The next prime is 11142040027. The reversal of 11142040014 is 41004024111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44214319 + ... + 44214570.

It is an arithmetic number, because the mean of its divisors is an integer number (1149575570).

Almost surely, 2^11142040014 is an apocalyptic number.

11142040014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11142040014 is an abundant number, since it is smaller than the sum of its proper divisors (16447773666).

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

11142040014 is a wasteful number, since it uses less digits than its factorization.

11142040014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88428904 (or 88428901 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11142040014 its reverse (41004024111), we get a palindrome (52146064125).

The spelling of 11142040014 in words is "eleven billion, one hundred forty-two million, forty thousand, fourteen".