22163266327664 has 160 divisors (see below), whose sum is σ = 56361877608960. Its totient is φ = 8179563340800.

The previous prime is 22163266327651. The next prime is 22163266327681. The reversal of 22163266327664 is 46672366236122.

It is a happy number.

It is a super-2 number, since 2×22163266327664² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 207364862 + ... + 207471714.

It is an arithmetic number, because the mean of its divisors is an integer number (352261735056).

Almost surely, 2^{22163266327664} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22163266327664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28180938804480).

22163266327664 is an abundant number, since it is smaller than the sum of its proper divisors (34198611281296).

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

22163266327664 is a wasteful number, since it uses less digits than its factorization.

22163266327664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115759 (or 115753 counting only the distinct ones).

The product of its digits is 31352832, while the sum is 56.

The spelling of 22163266327664 in words is "twenty-two trillion, one hundred sixty-three billion, two hundred sixty-six million, three hundred twenty-seven thousand, six hundred sixty-four".