22065061324566 has 128 divisors (see below), whose sum is σ = 50389052313600. Its totient is φ = 6381161256960.

The previous prime is 22065061324561. The next prime is 22065061324627. The reversal of 22065061324566 is 66542316056022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22065061324561) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3863604451 + ... + 3863610161.

It is an arithmetic number, because the mean of its divisors is an integer number (393664471200).

Almost surely, 2^{22065061324566} is an apocalyptic number.

22065061324566 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 22065061324566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25194526156800).

22065061324566 is an abundant number, since it is smaller than the sum of its proper divisors (28323990989034).

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

22065061324566 is a wasteful number, since it uses less digits than its factorization.

22065061324566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9214.

The product of its (nonzero) digits is 3110400, while the sum is 48.

The spelling of 22065061324566 in words is "twenty-two trillion, sixty-five billion, sixty-one million, three hundred twenty-four thousand, five hundred sixty-six".