2682213649 has 2 divisors, whose sum is σ = 2682213650. Its totient is φ = 2682213648.

The previous prime is 2682213631. The next prime is 2682213659. The reversal of 2682213649 is 9463122862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1373221249 + 1308992400 = 37057^2 + 36180^2 .

It is a cyclic number.

It is not a de Polignac number, because 2682213649 - 2⁵ = 2682213617 is a prime.

It is not a weakly prime, because it can be changed into another prime (2682213659) 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, 1341106824 + 1341106825.

It is an arithmetic number, because the mean of its divisors is an integer number (1341106825).

Almost surely, 2^2682213649 is an apocalyptic number.

It is an amenable number.

2682213649 is a deficient number, since it is larger than the sum of its proper divisors (1).

2682213649 is an equidigital number, since it uses as much as digits as its factorization.

2682213649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 43.

The square root of 2682213649 is about 51790.0921895298. The cubic root of 2682213649 is about 1389.4122472375.

It can be divided in two parts, 2682213 and 649, that added together give a palindrome (2682862).

The spelling of 2682213649 in words is "two billion, six hundred eighty-two million, two hundred thirteen thousand, six hundred forty-nine".