22421064704 has 44 divisors (see below), whose sum is σ = 44848951200. Its totient is φ = 11203350528.

The previous prime is 22421064683. The next prime is 22421064761. The reversal of 22421064704 is 40746012422.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1825817 + ... + 1838055.

Almost surely, 2^22421064704 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 22421064704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22424475600).

22421064704 is an abundant number, since it is smaller than the sum of its proper divisors (22427886496).

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

22421064704 is a wasteful number, since it uses less digits than its factorization.

22421064704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14048 (or 14030 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 32.

The spelling of 22421064704 in words is "twenty-two billion, four hundred twenty-one million, sixty-four thousand, seven hundred four".