11013636644656 has 20 divisors (see below), whose sum is σ = 21859382488104. Its totient is φ = 5372505680000.

The previous prime is 11013636644587. The next prime is 11013636644687. The reversal of 11013636644656 is 65644663631011.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8394539470 + ... + 8394540781.

Almost surely, 2^{11013636644656} is an apocalyptic number.

11013636644656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11013636644656 is a deficient number, since it is larger than the sum of its proper divisors (10845745843448).

11013636644656 is a wasteful number, since it uses less digits than its factorization.

11013636644656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16789080300 (or 16789080294 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 52.

The spelling of 11013636644656 in words is "eleven trillion, thirteen billion, six hundred thirty-six million, six hundred forty-four thousand, six hundred fifty-six".