2680244447 has 2 divisors, whose sum is σ = 2680244448. Its totient is φ = 2680244446.

The previous prime is 2680244431. The next prime is 2680244477. The reversal of 2680244447 is 7444420862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2680244447 - 2⁴ = 2680244431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2680244417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1340122223 + 1340122224.

It is an arithmetic number, because the mean of its divisors is an integer number (1340122224).

Almost surely, 2^2680244447 is an apocalyptic number.

2680244447 is a deficient number, since it is larger than the sum of its proper divisors (1).

2680244447 is an equidigital number, since it uses as much as digits as its factorization.

2680244447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 344064, while the sum is 41.

The square root of 2680244447 is about 51771.0773212225. The cubic root of 2680244447 is about 1389.0721421876.

The spelling of 2680244447 in words is "two billion, six hundred eighty million, two hundred forty-four thousand, four hundred forty-seven".