22384132648 has 8 divisors (see below), whose sum is σ = 41970248730. Its totient is φ = 11192066320.

The previous prime is 22384132643. The next prime is 22384132649. The reversal of 22384132648 is 84623148322.

It can be written as a sum of positive squares in only one way, i.e., 22379561604 + 4571044 = 149598^2 + 2138^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (22384132643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1399008283 + ... + 1399008298.

Almost surely, 2^22384132648 is an apocalyptic number.

It is an amenable number.

22384132648 is a deficient number, since it is larger than the sum of its proper divisors (19586116082).

22384132648 is a wasteful number, since it uses less digits than its factorization.

22384132648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2798016587 (or 2798016583 counting only the distinct ones).

The product of its digits is 442368, while the sum is 43.

The spelling of 22384132648 in words is "twenty-two billion, three hundred eighty-four million, one hundred thirty-two thousand, six hundred forty-eight".