2646468241 has 2 divisors, whose sum is σ = 2646468242. Its totient is φ = 2646468240.

The previous prime is 2646468229. The next prime is 2646468247. The reversal of 2646468241 is 1428646462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1442100625 + 1204367616 = 37975^2 + 34704^2 .

It is a cyclic number.

It is not a de Polignac number, because 2646468241 - 2⁹ = 2646467729 is a prime.

It is not a weakly prime, because it can be changed into another prime (2646468247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1323234120 + 1323234121.

It is an arithmetic number, because the mean of its divisors is an integer number (1323234121).

Almost surely, 2^2646468241 is an apocalyptic number.

It is an amenable number.

2646468241 is a deficient number, since it is larger than the sum of its proper divisors (1).

2646468241 is an equidigital number, since it uses as much as digits as its factorization.

2646468241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 442368, while the sum is 43.

The square root of 2646468241 is about 51443.8357920558. The cubic root of 2646468241 is about 1383.2124699294.

The spelling of 2646468241 in words is "two billion, six hundred forty-six million, four hundred sixty-eight thousand, two hundred forty-one".