22448135938 has 8 divisors (see below), whose sum is σ = 33672970188. Its totient is φ = 11223812544.

The previous prime is 22448135917. The next prime is 22448135977. The reversal of 22448135938 is 83953184422.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21730592569 + 717543369 = 147413^2 + 26787^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22448135891 and 22448135900.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13270 + ... + 212302.

Almost surely, 2^22448135938 is an apocalyptic number.

22448135938 is a deficient number, since it is larger than the sum of its proper divisors (11224834250).

22448135938 is a wasteful number, since it uses less digits than its factorization.

22448135938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255428.

The product of its digits is 1658880, while the sum is 49.

The spelling of 22448135938 in words is "twenty-two billion, four hundred forty-eight million, one hundred thirty-five thousand, nine hundred thirty-eight".