2740705823 has 2 divisors, whose sum is σ = 2740705824. Its totient is φ = 2740705822.

The previous prime is 2740705789. The next prime is 2740705831. The reversal of 2740705823 is 3285070472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2740705823 - 2¹² = 2740701727 is a prime.

It is a super-2 number, since 2×2740705823² = 15022936816452214658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2740705873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1370352911 + 1370352912.

It is an arithmetic number, because the mean of its divisors is an integer number (1370352912).

Almost surely, 2^2740705823 is an apocalyptic number.

2740705823 is a deficient number, since it is larger than the sum of its proper divisors (1).

2740705823 is an equidigital number, since it uses as much as digits as its factorization.

2740705823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 2740705823 is about 52351.7509067271. The cubic root of 2740705823 is about 1399.4395414793.

The spelling of 2740705823 in words is "two billion, seven hundred forty million, seven hundred five thousand, eight hundred twenty-three".