22325583872 has 56 divisors (see below), whose sum is σ = 44796233496. Its totient is φ = 11125850112.

The previous prime is 22325583803. The next prime is 22325583901. The reversal of 22325583872 is 27838552322.

It is a super-3 number, since 3×22325583872³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

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, 2559743 + ... + 2568449.

It is an arithmetic number, because the mean of its divisors is an integer number (799932741).

Almost surely, 2^22325583872 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 22325583872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22398116748).

22325583872 is an abundant number, since it is smaller than the sum of its proper divisors (22470649624).

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

22325583872 is an frugal number, since it uses more digits than its factorization.

22325583872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9046 (or 9022 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 47.

The spelling of 22325583872 in words is "twenty-two billion, three hundred twenty-five million, five hundred eighty-three thousand, eight hundred seventy-two".