22404224400424 has 32 divisors (see below), whose sum is σ = 42641802302400. Its totient is φ = 11033389866240.

The previous prime is 22404224400421. The next prime is 22404224400461. The reversal of 22404224400424 is 42400442240422.

It is a self number, because there is not a number n which added to its sum of digits gives 22404224400424.

It is not an unprimeable number, because it can be changed into a prime (22404224400421) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 18973002 + ... + 20119225.

It is an arithmetic number, because the mean of its divisors is an integer number (1332556321950).

Almost surely, 2^{22404224400424} is an apocalyptic number.

It is an amenable number.

22404224400424 is a deficient number, since it is larger than the sum of its proper divisors (20237577901976).

22404224400424 is a wasteful number, since it uses less digits than its factorization.

22404224400424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39093313 (or 39093309 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 22404224400424 its reverse (42400442240422), we get a palindrome (64804666640846).

The spelling of 22404224400424 in words is "twenty-two trillion, four hundred four billion, two hundred twenty-four million, four hundred thousand, four hundred twenty-four".