2805796734773 has 2 divisors, whose sum is σ = 2805796734774. Its totient is φ = 2805796734772.

The previous prime is 2805796734761. The next prime is 2805796734847. The reversal of 2805796734773 is 3774376975082.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2805735551089 + 61183684 = 1675033^2 + 7822^2 .

It is a cyclic number.

It is not a de Polignac number, because 2805796734773 - 2¹⁰ = 2805796733749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2805796734673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1402898367386 + 1402898367387.

It is an arithmetic number, because the mean of its divisors is an integer number (1402898367387).

Almost surely, 2^{2805796734773} is an apocalyptic number.

It is an amenable number.

2805796734773 is a deficient number, since it is larger than the sum of its proper divisors (1).

2805796734773 is an equidigital number, since it uses as much as digits as its factorization.

2805796734773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373403520, while the sum is 68.

The spelling of 2805796734773 in words is "two trillion, eight hundred five billion, seven hundred ninety-six million, seven hundred thirty-four thousand, seven hundred seventy-three".