22464241540040 has 16 divisors (see below), whose sum is σ = 50544543465180. Its totient is φ = 8985696616000.

The previous prime is 22464241540021. The next prime is 22464241540057. The reversal of 22464241540040 is 4004514246422.

It can be written as a sum of positive squares in 2 ways, for example, as 21690759987556 + 773481552484 = 4657334^2 + 879478^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22464241539976 and 22464241540003.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280803019211 + ... + 280803019290.

Almost surely, 2^{22464241540040} is an apocalyptic number.

22464241540040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22464241540040 is an abundant number, since it is smaller than the sum of its proper divisors (28080301925140).

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

22464241540040 is a wasteful number, since it uses less digits than its factorization.

22464241540040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561606038512 (or 561606038508 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 38.

Adding to 22464241540040 its reverse (4004514246422), we get a palindrome (26468755786462).

The spelling of 22464241540040 in words is "twenty-two trillion, four hundred sixty-four billion, two hundred forty-one million, five hundred forty thousand, forty".