2648869073 has 2 divisors, whose sum is σ = 2648869074. Its totient is φ = 2648869072.

The previous prime is 2648869061. The next prime is 2648869081. The reversal of 2648869073 is 3709688462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2616527104 + 32341969 = 51152^2 + 5687^2 .

It is a cyclic number.

It is not a de Polignac number, because 2648869073 - 2⁶ = 2648869009 is a prime.

It is not a weakly prime, because it can be changed into another prime (2648869973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1324434536 + 1324434537.

It is an arithmetic number, because the mean of its divisors is an integer number (1324434537).

Almost surely, 2^2648869073 is an apocalyptic number.

It is an amenable number.

2648869073 is a deficient number, since it is larger than the sum of its proper divisors (1).

2648869073 is an equidigital number, since it uses as much as digits as its factorization.

2648869073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3483648, while the sum is 53.

The square root of 2648869073 is about 51467.1649986669. The cubic root of 2648869073 is about 1383.6306192960.

The spelling of 2648869073 in words is "two billion, six hundred forty-eight million, eight hundred sixty-nine thousand, seventy-three".