2222655121679 has 2 divisors, whose sum is σ = 2222655121680. Its totient is φ = 2222655121678.

The previous prime is 2222655121651. The next prime is 2222655121801. The reversal of 2222655121679 is 9761215562222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2222655121679 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2222655121979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111327560839 + 1111327560840.

It is an arithmetic number, because the mean of its divisors is an integer number (1111327560840).

Almost surely, 2^{2222655121679} is an apocalyptic number.

2222655121679 is a deficient number, since it is larger than the sum of its proper divisors (1).

2222655121679 is an equidigital number, since it uses as much as digits as its factorization.

2222655121679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1814400, while the sum is 50.

The spelling of 2222655121679 in words is "two trillion, two hundred twenty-two billion, six hundred fifty-five million, one hundred twenty-one thousand, six hundred seventy-nine".