2648802173 has 2 divisors, whose sum is σ = 2648802174. Its totient is φ = 2648802172.

The previous prime is 2648802137. The next prime is 2648802229. The reversal of 2648802173 is 3712088462.

Together with previous prime (2648802137) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2562181924 + 86620249 = 50618^2 + 9307^2 .

It is a cyclic number.

It is not a de Polignac number, because 2648802173 - 2¹⁰ = 2648801149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2648802173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2648802773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1324401086 + 1324401087.

It is an arithmetic number, because the mean of its divisors is an integer number (1324401087).

Almost surely, 2^2648802173 is an apocalyptic number.

It is an amenable number.

2648802173 is a deficient number, since it is larger than the sum of its proper divisors (1).

2648802173 is an equidigital number, since it uses as much as digits as its factorization.

2648802173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 2648802173 is about 51466.5150656230. The cubic root of 2648802173 is about 1383.6189708446.

The spelling of 2648802173 in words is "two billion, six hundred forty-eight million, eight hundred two thousand, one hundred seventy-three".