11143724388639 has 4 divisors (see below), whose sum is σ = 14858299184856. Its totient is φ = 7429149592424.

The previous prime is 11143724388619. The next prime is 11143724388647. The reversal of 11143724388639 is 93688342734111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11143724388639 - 2¹³ = 11143724380447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11143724388619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1857287398104 + ... + 1857287398109.

It is an arithmetic number, because the mean of its divisors is an integer number (3714574796214).

Almost surely, 2^{11143724388639} is an apocalyptic number.

11143724388639 is a deficient number, since it is larger than the sum of its proper divisors (3714574796217).

11143724388639 is an equidigital number, since it uses as much as digits as its factorization.

11143724388639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3714574796216.

The product of its digits is 20901888, while the sum is 60.

The spelling of 11143724388639 in words is "eleven trillion, one hundred forty-three billion, seven hundred twenty-four million, three hundred eighty-eight thousand, six hundred thirty-nine".