2164440041106 has 64 divisors (see below), whose sum is σ = 5239444912128. Its totient is φ = 581908048128.

The previous prime is 2164440041041. The next prime is 2164440041161. The reversal of 2164440041106 is 6011400444612.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2988651 + ... + 3641553.

It is an arithmetic number, because the mean of its divisors is an integer number (81866326752).

Almost surely, 2^{2164440041106} is an apocalyptic number.

2164440041106 is an abundant number, since it is smaller than the sum of its proper divisors (3075004871022).

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

2164440041106 is a wasteful number, since it uses less digits than its factorization.

2164440041106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657575.

The product of its (nonzero) digits is 18432, while the sum is 33.

Adding to 2164440041106 its reverse (6011400444612), we get a palindrome (8175840485718).

The spelling of 2164440041106 in words is "two trillion, one hundred sixty-four billion, four hundred forty million, forty-one thousand, one hundred six".