11118645736 has 16 divisors (see below), whose sum is σ = 22742684640. Its totient is φ = 5053929840.

The previous prime is 11118645731. The next prime is 11118645737. The reversal of 11118645736 is 63754681111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11118645692 and 11118645701.

It is not an unprimeable number, because it can be changed into a prime (11118645731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63174036 + ... + 63174211.

It is an arithmetic number, because the mean of its divisors is an integer number (1421417790).

Almost surely, 2^11118645736 is an apocalyptic number.

It is an amenable number.

11118645736 is an abundant number, since it is smaller than the sum of its proper divisors (11624038904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11118645736 is a wasteful number, since it uses less digits than its factorization.

11118645736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126348264 (or 126348260 counting only the distinct ones).

The product of its digits is 120960, while the sum is 43.

The spelling of 11118645736 in words is "eleven billion, one hundred eighteen million, six hundred forty-five thousand, seven hundred thirty-six".