22065652012 has 24 divisors (see below), whose sum is σ = 38856942432. Its totient is φ = 10963881600.

The previous prime is 22065652009. The next prime is 22065652019. The reversal of 22065652012 is 21025656022.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22065652019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392937 + ... + 445567.

It is an arithmetic number, because the mean of its divisors is an integer number (1619039268).

Almost surely, 2^22065652012 is an apocalyptic number.

It is an amenable number.

22065652012 is a deficient number, since it is larger than the sum of its proper divisors (16791290420).

22065652012 is a wasteful number, since it uses less digits than its factorization.

22065652012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53289 (or 53287 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 22065652012 in words is "twenty-two billion, sixty-five million, six hundred fifty-two thousand, twelve".