12822718388834 has 8 divisors (see below), whose sum is σ = 19465813458000. Its totient is φ = 6334113902836.

The previous prime is 12822718388833. The next prime is 12822718388867. The reversal of 12822718388834 is 43888381722821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12822718388834² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12822718388833) 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, 38622645584 + ... + 38622645915.

It is an arithmetic number, because the mean of its divisors is an integer number (2433226682250).

Almost surely, 2^{12822718388834} is an apocalyptic number.

12822718388834 is a deficient number, since it is larger than the sum of its proper divisors (6643095069166).

12822718388834 is an equidigital number, since it uses as much as digits as its factorization.

12822718388834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77245291584.

The product of its digits is 66060288, while the sum is 65.

The spelling of 12822718388834 in words is "twelve trillion, eight hundred twenty-two billion, seven hundred eighteen million, three hundred eighty-eight thousand, eight hundred thirty-four".