11216144516 has 36 divisors (see below), whose sum is σ = 20477652468. Its totient is φ = 5374946304.

The previous prime is 11216144507. The next prime is 11216144539. The reversal of 11216144516 is 61544161211.

It can be written as a sum of positive squares in 6 ways, for example, as 2162622016 + 9053522500 = 46504^2 + 95150^2 .

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, 448700 + ... + 473036.

Almost surely, 2^11216144516 is an apocalyptic number.

It is an amenable number.

11216144516 is a deficient number, since it is larger than the sum of its proper divisors (9261507952).

11216144516 is a wasteful number, since it uses less digits than its factorization.

11216144516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24536 (or 24505 counting only the distinct ones).

The product of its digits is 5760, while the sum is 32.

The spelling of 11216144516 in words is "eleven billion, two hundred sixteen million, one hundred forty-four thousand, five hundred sixteen".