2668674361 has 2 divisors, whose sum is σ = 2668674362. Its totient is φ = 2668674360.

The previous prime is 2668674343. The next prime is 2668674367. The reversal of 2668674361 is 1634768662.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1920104761 + 748569600 = 43819^2 + 27360^2 .

It is a cyclic number.

It is not a de Polignac number, because 2668674361 - 2⁵ = 2668674329 is a prime.

It is not a weakly prime, because it can be changed into another prime (2668674367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1334337180 + 1334337181.

It is an arithmetic number, because the mean of its divisors is an integer number (1334337181).

Almost surely, 2^2668674361 is an apocalyptic number.

It is an amenable number.

2668674361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2668674361 is an equidigital number, since it uses as much as digits as its factorization.

2668674361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1741824, while the sum is 49.

The square root of 2668674361 is about 51659.2137086890. The cubic root of 2668674361 is about 1387.0704757748.

The spelling of 2668674361 in words is "two billion, six hundred sixty-eight million, six hundred seventy-four thousand, three hundred sixty-one".