22114418544409 has 3 divisors (see below), whose sum is σ = 22114423247007. Its totient is φ = 22114413841812.

The previous prime is 22114418544397. The next prime is 22114418544457. The reversal of 22114418544409 is 90444581441122.

The square root of 22114418544409 is 4702597.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 4309630681225 + 17804787863184 = 2075965^2 + 4219572^2 .

It is not a de Polignac number, because 22114418544409 - 2³⁵ = 22080058806041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22114418544209) by changing a digit.

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 2 ways as a sum of consecutive naturals, for example, 2351299 + ... + 7053895.

It is an arithmetic number, because the mean of its divisors is an integer number (7371474415669).

Almost surely, 2^{22114418544409} is an apocalyptic number.

22114418544409 is the 4702597-th square number.

22114418544409 is the 2351299-th centered octagonal number.

It is an amenable number.

22114418544409 is a deficient number, since it is larger than the sum of its proper divisors (4702598).

22114418544409 is an frugal number, since it uses more digits than its factorization.

22114418544409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9405194 (or 4702597 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 49.

The spelling of 22114418544409 in words is "twenty-two trillion, one hundred fourteen billion, four hundred eighteen million, five hundred forty-four thousand, four hundred nine".