22243815152 has 60 divisors (see below), whose sum is σ = 46700816760. Its totient is φ = 10259069184.

The previous prime is 22243815151. The next prime is 22243815173. The reversal of 22243815152 is 25151834222.

It is a super-4 number, since 4×22243815152⁴ (a number of 42 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22243815151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6322898 + ... + 6326414.

It is an arithmetic number, because the mean of its divisors is an integer number (778346946).

Almost surely, 2^22243815152 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 22243815152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23350408380).

22243815152 is an abundant number, since it is smaller than the sum of its proper divisors (24457001608).

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

22243815152 is a wasteful number, since it uses less digits than its factorization.

22243815152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5890 (or 5871 counting only the distinct ones).

The product of its digits is 38400, while the sum is 35.

The spelling of 22243815152 in words is "twenty-two billion, two hundred forty-three million, eight hundred fifteen thousand, one hundred fifty-two".