11051644568 has 16 divisors (see below), whose sum is σ = 21436380000. Its totient is φ = 5335276576.

The previous prime is 11051644547. The next prime is 11051644577. The reversal of 11051644568 is 86544615011.

11051644568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23817968 + ... + 23818431.

It is an arithmetic number, because the mean of its divisors is an integer number (1339773750).

Almost surely, 2^11051644568 is an apocalyptic number.

It is an amenable number.

11051644568 is a deficient number, since it is larger than the sum of its proper divisors (10384735432).

11051644568 is a wasteful number, since it uses less digits than its factorization.

11051644568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47636434 (or 47636430 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 11051644568 in words is "eleven billion, fifty-one million, six hundred forty-four thousand, five hundred sixty-eight".