7968222968851 has 2 divisors, whose sum is σ = 7968222968852. Its totient is φ = 7968222968850.

The previous prime is 7968222968819. The next prime is 7968222968891. The reversal of 7968222968851 is 1588692228697.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7968222968851 - 2⁵ = 7968222968819 is a prime.

It is not a weakly prime, because it can be changed into another prime (7968222968891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3984111484425 + 3984111484426.

It is an arithmetic number, because the mean of its divisors is an integer number (3984111484426).

Almost surely, 2^{7968222968851} is an apocalyptic number.

7968222968851 is a deficient number, since it is larger than the sum of its proper divisors (1).

7968222968851 is an equidigital number, since it uses as much as digits as its factorization.

7968222968851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 418037760, while the sum is 73.

It can be divided in two parts, 796822 and 2968851, that added together give a palindrome (3765673).

The spelling of 7968222968851 in words is "seven trillion, nine hundred sixty-eight billion, two hundred twenty-two million, nine hundred sixty-eight thousand, eight hundred fifty-one".