22068072648 has 64 divisors (see below), whose sum is σ = 61556832000. Its totient is φ = 7325228736.

The previous prime is 22068072643. The next prime is 22068072679. The reversal of 22068072648 is 84627086022.

It is not an unprimeable number, because it can be changed into a prime (22068072643) 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 15 ways as a sum of consecutive naturals, for example, 162115 + ... + 265362.

It is an arithmetic number, because the mean of its divisors is an integer number (961825500).

Almost surely, 2^22068072648 is an apocalyptic number.

It is an amenable number.

22068072648 is an abundant number, since it is smaller than the sum of its proper divisors (39488759352).

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

22068072648 is a wasteful number, since it uses less digits than its factorization.

22068072648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427731 (or 427721 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

The spelling of 22068072648 in words is "twenty-two billion, sixty-eight million, seventy-two thousand, six hundred forty-eight".