22441572240 has 160 divisors (see below), whose sum is σ = 70735472640. Its totient is φ = 5884902912.

The previous prime is 22441572221. The next prime is 22441572253. The reversal of 22441572240 is 4227514422.

It is a happy 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, 3566377 + ... + 3572663.

It is an arithmetic number, because the mean of its divisors is an integer number (442096704).

Almost surely, 2^22441572240 is an apocalyptic number.

22441572240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22441572240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35367736320).

22441572240 is an abundant number, since it is smaller than the sum of its proper divisors (48293900400).

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

22441572240 is a wasteful number, since it uses less digits than its factorization.

22441572240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6549 (or 6543 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 33.

The spelling of 22441572240 in words is "twenty-two billion, four hundred forty-one million, five hundred seventy-two thousand, two hundred forty".