22418607752 has 12 divisors (see below), whose sum is σ = 42035683605. Its totient is φ = 11209092128.

The previous prime is 22418607749. The next prime is 22418607763. The reversal of 22418607752 is 25770681422.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 21335276356 + 1083331396 = 146066^2 + 32914^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=105874.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 397028 + ... + 449964.

Almost surely, 2^22418607752 is an apocalyptic number.

It is an amenable number.

22418607752 is a deficient number, since it is larger than the sum of its proper divisors (19617075853).

22418607752 is an frugal number, since it uses more digits than its factorization.

22418607752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105880 (or 52939 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 44.

The spelling of 22418607752 in words is "twenty-two billion, four hundred eighteen million, six hundred seven thousand, seven hundred fifty-two".