11144318518 has 16 divisors (see below), whose sum is σ = 16946567280. Its totient is φ = 5495776000.

The previous prime is 11144318513. The next prime is 11144318579. The reversal of 11144318518 is 81581344111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11144318513) 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, 6688 + ... + 149443.

It is an arithmetic number, because the mean of its divisors is an integer number (1059160455).

Almost surely, 2^11144318518 is an apocalyptic number.

11144318518 is a deficient number, since it is larger than the sum of its proper divisors (5802248762).

11144318518 is a wasteful number, since it uses less digits than its factorization.

11144318518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156623.

The product of its digits is 15360, while the sum is 37.

The spelling of 11144318518 in words is "eleven billion, one hundred forty-four million, three hundred eighteen thousand, five hundred eighteen".