22245303040 has 144 divisors (see below), whose sum is σ = 54723537792. Its totient is φ = 8659976192.

The previous prime is 22245303023. The next prime is 22245303053. The reversal of 22245303040 is 4030354222.

It is a junction number, because it is equal to n+sod(n) for n = 22245302996 and 22245303014.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11850582 + ... + 11852458.

It is an arithmetic number, because the mean of its divisors is an integer number (380024568).

Almost surely, 2^22245303040 is an apocalyptic number.

22245303040 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 22245303040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27361768896).

22245303040 is an abundant number, since it is smaller than the sum of its proper divisors (32478234752).

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

22245303040 is a wasteful number, since it uses less digits than its factorization.

22245303040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2142 (or 2128 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 22245303040 its reverse (4030354222), we get a palindrome (26275657262).

The spelling of 22245303040 in words is "twenty-two billion, two hundred forty-five million, three hundred three thousand, forty".