2648748629 has 2 divisors, whose sum is σ = 2648748630. Its totient is φ = 2648748628.

The previous prime is 2648748559. The next prime is 2648748647. The reversal of 2648748629 is 9268478462.

2648748629 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1432622500 + 1216126129 = 37850^2 + 34873^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2648748629 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2648748929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1324374314 + 1324374315.

It is an arithmetic number, because the mean of its divisors is an integer number (1324374315).

Almost surely, 2^2648748629 is an apocalyptic number.

It is an amenable number.

2648748629 is a deficient number, since it is larger than the sum of its proper divisors (1).

2648748629 is an equidigital number, since it uses as much as digits as its factorization.

2648748629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9289728, while the sum is 56.

The square root of 2648748629 is about 51465.9948801148. The cubic root of 2648748629 is about 1383.6096477634.

The spelling of 2648748629 in words is "two billion, six hundred forty-eight million, seven hundred forty-eight thousand, six hundred twenty-nine".