22464446422 has 48 divisors (see below), whose sum is σ = 38478819456. Its totient is φ = 9818265600.

The previous prime is 22464446359. The next prime is 22464446429.

22464446422 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22464446429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1168278 + ... + 1187350.

It is an arithmetic number, because the mean of its divisors is an integer number (801642072).

Almost surely, 2^22464446422 is an apocalyptic number.

22464446422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22464446422 is a deficient number, since it is larger than the sum of its proper divisors (16014373034).

22464446422 is a wasteful number, since it uses less digits than its factorization.

22464446422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19285 (or 19274 counting only the distinct ones).

The product of its digits is 589824, while the sum is 40.

The spelling of 22464446422 in words is "twenty-two billion, four hundred sixty-four million, four hundred forty-six thousand, four hundred twenty-two".