2668268227 has 2 divisors, whose sum is σ = 2668268228. Its totient is φ = 2668268226.

The previous prime is 2668268179. The next prime is 2668268243. The reversal of 2668268227 is 7228628662.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2668268227 is a prime.

It is not a weakly prime, because it can be changed into another prime (2668268927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1334134113 + 1334134114.

It is an arithmetic number, because the mean of its divisors is an integer number (1334134114).

Almost surely, 2^2668268227 is an apocalyptic number.

2668268227 is a deficient number, since it is larger than the sum of its proper divisors (1).

2668268227 is an equidigital number, since it uses as much as digits as its factorization.

2668268227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1548288, while the sum is 49.

The square root of 2668268227 is about 51655.2826630539. The cubic root of 2668268227 is about 1387.0001081211. Note that the first 3 decimals are identical.

The spelling of 2668268227 in words is "two billion, six hundred sixty-eight million, two hundred sixty-eight thousand, two hundred twenty-seven".