22440024004 has 24 divisors (see below), whose sum is σ = 41607972000. Its totient is φ = 10552918656.

The previous prime is 22440024001. The next prime is 22440024007. The reversal of 22440024004 is 40042004422.

It is an interprime number because it is at equal distance from previous prime (22440024001) and next prime (22440024007).

It is not an unprimeable number, because it can be changed into a prime (22440024001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8142 + ... + 212005.

It is an arithmetic number, because the mean of its divisors is an integer number (1733665500).

Almost surely, 2^22440024004 is an apocalyptic number.

It is an amenable number.

22440024004 is a deficient number, since it is larger than the sum of its proper divisors (19167947996).

22440024004 is a wasteful number, since it uses less digits than its factorization.

22440024004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221667 (or 221665 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 22440024004 its reverse (40042004422), we get a palindrome (62482028426).

The spelling of 22440024004 in words is "twenty-two billion, four hundred forty million, twenty-four thousand, four".