11564144022 has 16 divisors (see below), whose sum is σ = 24488775792. Its totient is φ = 3627966720.

The previous prime is 11564144017. The next prime is 11564144051. The reversal of 11564144022 is 22044146511.

11564144022 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 7 ways as a sum of consecutive naturals, for example, 56686879 + ... + 56687082.

It is an arithmetic number, because the mean of its divisors is an integer number (1530548487).

Almost surely, 2^11564144022 is an apocalyptic number.

11564144022 is an abundant number, since it is smaller than the sum of its proper divisors (12924631770).

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

11564144022 is a wasteful number, since it uses less digits than its factorization.

11564144022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113373983.

The product of its (nonzero) digits is 7680, while the sum is 30.

The spelling of 11564144022 in words is "eleven billion, five hundred sixty-four million, one hundred forty-four thousand, twenty-two".