2585740823 has 2 divisors, whose sum is σ = 2585740824. Its totient is φ = 2585740822.

The previous prime is 2585740793. The next prime is 2585740847. The reversal of 2585740823 is 3280475852.

2585740823 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 is a cyclic number.

It is not a de Polignac number, because 2585740823 - 2¹⁰ = 2585739799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2585740873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1292870411 + 1292870412.

It is an arithmetic number, because the mean of its divisors is an integer number (1292870412).

Almost surely, 2^2585740823 is an apocalyptic number.

2585740823 is a deficient number, since it is larger than the sum of its proper divisors (1).

2585740823 is an equidigital number, since it uses as much as digits as its factorization.

2585740823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 537600, while the sum is 44.

The square root of 2585740823 is about 50850.1801668391. The cubic root of 2585740823 is about 1372.5504947453.

The spelling of 2585740823 in words is "two billion, five hundred eighty-five million, seven hundred forty thousand, eight hundred twenty-three".