11545616116 has 6 divisors (see below), whose sum is σ = 20204828210. Its totient is φ = 5772808056.

The previous prime is 11545616111. The next prime is 11545616141. The reversal of 11545616116 is 61161654511.

It can be written as a sum of positive squares in only one way, i.e., 7216502500 + 4329113616 = 84950^2 + 65796^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11545616111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1443202011 + ... + 1443202018.

Almost surely, 2^11545616116 is an apocalyptic number.

It is an amenable number.

11545616116 is a deficient number, since it is larger than the sum of its proper divisors (8659212094).

11545616116 is a wasteful number, since it uses less digits than its factorization.

11545616116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2886404033 (or 2886404031 counting only the distinct ones).

The product of its digits is 21600, while the sum is 37.

The spelling of 11545616116 in words is "eleven billion, five hundred forty-five million, six hundred sixteen thousand, one hundred sixteen".