12822151886864 has 20 divisors (see below), whose sum is σ = 24843502039104. Its totient is φ = 6410925554208.

The previous prime is 12822151886861. The next prime is 12822151886917. The reversal of 12822151886864 is 46868815122821.

12822151886864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12822151886797 and 12822151886806.

It is not an unprimeable number, because it can be changed into a prime (12822151886861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8694332 + ... + 10061595.

Almost surely, 2^{12822151886864} is an apocalyptic number.

It is an amenable number.

12822151886864 is a deficient number, since it is larger than the sum of its proper divisors (12021350152240).

12822151886864 is a wasteful number, since it uses less digits than its factorization.

12822151886864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18798662 (or 18798656 counting only the distinct ones).

The product of its digits is 23592960, while the sum is 62.

The spelling of 12822151886864 in words is "twelve trillion, eight hundred twenty-two billion, one hundred fifty-one million, eight hundred eighty-six thousand, eight hundred sixty-four".