22148868068 has 6 divisors (see below), whose sum is σ = 38760519126. Its totient is φ = 11074434032.

The previous prime is 22148868041. The next prime is 22148868073. The reversal of 22148868068 is 86086884122.

It can be written as a sum of positive squares in only one way, i.e., 14565593344 + 7583274724 = 120688^2 + 87082^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2768608505 + ... + 2768608512.

It is an arithmetic number, because the mean of its divisors is an integer number (6460086521).

Almost surely, 2^22148868068 is an apocalyptic number.

It is an amenable number.

22148868068 is a deficient number, since it is larger than the sum of its proper divisors (16611651058).

22148868068 is a wasteful number, since it uses less digits than its factorization.

22148868068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5537217021 (or 5537217019 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 53.

The spelling of 22148868068 in words is "twenty-two billion, one hundred forty-eight million, eight hundred sixty-eight thousand, sixty-eight".