22094446319472 has 80 divisors (see below), whose sum is σ = 58053284887680. Its totient is φ = 7238921231616.

The previous prime is 22094446319443. The next prime is 22094446319483. The reversal of 22094446319472 is 27491364449022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18762678 + ... + 19905450.

It is an arithmetic number, because the mean of its divisors is an integer number (725666061096).

Almost surely, 2^{22094446319472} 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 22094446319472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29026642443840).

22094446319472 is an abundant number, since it is smaller than the sum of its proper divisors (35958838568208).

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

22094446319472 is a wasteful number, since it uses less digits than its factorization.

22094446319472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1149670 (or 1149664 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 57.

The spelling of 22094446319472 in words is "twenty-two trillion, ninety-four billion, four hundred forty-six million, three hundred nineteen thousand, four hundred seventy-two".