11541964818 has 16 divisors (see below), whose sum is σ = 23462355456. Its totient is φ = 3784250640.

The previous prime is 11541964769. The next prime is 11541964829. The reversal of 11541964818 is 81846914511.

11541964818 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon 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, 15767346 + ... + 15768077.

It is an arithmetic number, because the mean of its divisors is an integer number (1466397216).

Almost surely, 2^11541964818 is an apocalyptic number.

11541964818 is an abundant number, since it is smaller than the sum of its proper divisors (11920390638).

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

11541964818 is a wasteful number, since it uses less digits than its factorization.

11541964818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31535489.

The product of its digits is 276480, while the sum is 48.

The spelling of 11541964818 in words is "eleven billion, five hundred forty-one million, nine hundred sixty-four thousand, eight hundred eighteen".