22411250440 has 32 divisors (see below), whose sum is σ = 50617068480. Its totient is φ = 8930410432.

The previous prime is 22411250437. The next prime is 22411250461. The reversal of 22411250440 is 4405211422.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1054654 + ... + 1075693.

It is an arithmetic number, because the mean of its divisors is an integer number (1581783390).

Almost surely, 2^22411250440 is an apocalyptic number.

22411250440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22411250440 is an abundant number, since it is smaller than the sum of its proper divisors (28205818040).

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

22411250440 is a wasteful number, since it uses less digits than its factorization.

22411250440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2130621 (or 2130617 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 22411250440 its reverse (4405211422), we get a palindrome (26816461862).

The spelling of 22411250440 in words is "twenty-two billion, four hundred eleven million, two hundred fifty thousand, four hundred forty".