11013778696 has 8 divisors (see below), whose sum is σ = 20650835070. Its totient is φ = 5506889344.

The previous prime is 11013778687. The next prime is 11013778739. The reversal of 11013778696 is 69687731011.

It can be written as a sum of positive squares in only one way, i.e., 8308322500 + 2705456196 = 91150^2 + 52014^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 688361161 + ... + 688361176.

Almost surely, 2^11013778696 is an apocalyptic number.

It is an amenable number.

11013778696 is a deficient number, since it is larger than the sum of its proper divisors (9637056374).

11013778696 is a wasteful number, since it uses less digits than its factorization.

11013778696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376722343 (or 1376722339 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 49.

The spelling of 11013778696 in words is "eleven billion, thirteen million, seven hundred seventy-eight thousand, six hundred ninety-six".