12022636355665 has 32 divisors (see below), whose sum is σ = 16429311424512. Its totient is φ = 8382301632000.

The previous prime is 12022636355659. The next prime is 12022636355669. The reversal of 12022636355665 is 56655363622021.

12022636355665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12022636355665 - 2³ = 12022636355657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12022636355669) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72680421 + ... + 72845650.

It is an arithmetic number, because the mean of its divisors is an integer number (513415982016).

Almost surely, 2^{12022636355665} is an apocalyptic number.

It is an amenable number.

12022636355665 is a deficient number, since it is larger than the sum of its proper divisors (4406675068847).

12022636355665 is a wasteful number, since it uses less digits than its factorization.

12022636355665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145526161.

The product of its (nonzero) digits is 11664000, while the sum is 52.

Adding to 12022636355665 its reverse (56655363622021), we get a palindrome (68677999977686).

The spelling of 12022636355665 in words is "twelve trillion, twenty-two billion, six hundred thirty-six million, three hundred fifty-five thousand, six hundred sixty-five".