22225820032 has 96 divisors (see below), whose sum is σ = 48046284000. Its totient is φ = 10236635136.

The previous prime is 22225820003. The next prime is 22225820101. The reversal of 22225820032 is 23002852222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15552694 + ... + 15554122.

It is an arithmetic number, because the mean of its divisors is an integer number (500482125).

Almost surely, 2^22225820032 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 22225820032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24023142000).

22225820032 is an abundant number, since it is smaller than the sum of its proper divisors (25820463968).

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

22225820032 is a wasteful number, since it uses less digits than its factorization.

22225820032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2188 (or 2163 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The spelling of 22225820032 in words is "twenty-two billion, two hundred twenty-five million, eight hundred twenty thousand, thirty-two".