2648704871 has 2 divisors, whose sum is σ = 2648704872. Its totient is φ = 2648704870.

The previous prime is 2648704847. The next prime is 2648704921. The reversal of 2648704871 is 1784078462.

2648704871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2648704871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2648704831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1324352435 + 1324352436.

It is an arithmetic number, because the mean of its divisors is an integer number (1324352436).

Almost surely, 2^2648704871 is an apocalyptic number.

2648704871 is a deficient number, since it is larger than the sum of its proper divisors (1).

2648704871 is an equidigital number, since it uses as much as digits as its factorization.

2648704871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 602112, while the sum is 47.

The square root of 2648704871 is about 51465.5697627064. The cubic root of 2648704871 is about 1383.6020285272.

The spelling of 2648704871 in words is "two billion, six hundred forty-eight million, seven hundred four thousand, eight hundred seventy-one".