11544214345 has 16 divisors (see below), whose sum is σ = 14119971840. Its totient is φ = 9057565504.

The previous prime is 11544214337. The next prime is 11544214397. The reversal of 11544214345 is 54341244511.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11544214345 - 2³ = 11544214337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11544214345.

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, 819552 + ... + 833518.

It is an arithmetic number, because the mean of its divisors is an integer number (882498240).

Almost surely, 2^11544214345 is an apocalyptic number.

It is an amenable number.

11544214345 is a deficient number, since it is larger than the sum of its proper divisors (2575757495).

11544214345 is a wasteful number, since it uses less digits than its factorization.

11544214345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17144.

The product of its digits is 38400, while the sum is 34.

Adding to 11544214345 its reverse (54341244511), we get a palindrome (65885458856).

The spelling of 11544214345 in words is "eleven billion, five hundred forty-four million, two hundred fourteen thousand, three hundred forty-five".