22162775752 has 16 divisors (see below), whose sum is σ = 44751758940. Its totient is φ = 10228973376.

The previous prime is 22162775749. The next prime is 22162775759. The reversal of 22162775752 is 25757726122.

It can be written as a sum of positive squares in 2 ways, for example, as 22157513316 + 5262436 = 148854^2 + 2294^2 .

It is not an unprimeable number, because it can be changed into a prime (22162775759) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 106551703 + ... + 106551910.

Almost surely, 2^22162775752 is an apocalyptic number.

It is an amenable number.

22162775752 is an abundant number, since it is smaller than the sum of its proper divisors (22588983188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22162775752 is a wasteful number, since it uses less digits than its factorization.

22162775752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213103632 (or 213103628 counting only the distinct ones).

The product of its digits is 823200, while the sum is 46.

The spelling of 22162775752 in words is "twenty-two billion, one hundred sixty-two million, seven hundred seventy-five thousand, seven hundred fifty-two".