2585387039 has 2 divisors, whose sum is σ = 2585387040. Its totient is φ = 2585387038.

The previous prime is 2585387017. The next prime is 2585387069. The reversal of 2585387039 is 9307835852.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2585387039 - 2²⁸ = 2316951583 is a prime.

It is a super-2 number, since 2×2585387039² = 13368452282858375042, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2585387069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1292693519 + 1292693520.

It is an arithmetic number, because the mean of its divisors is an integer number (1292693520).

Almost surely, 2^2585387039 is an apocalyptic number.

2585387039 is a deficient number, since it is larger than the sum of its proper divisors (1).

2585387039 is an equidigital number, since it uses as much as digits as its factorization.

2585387039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1814400, while the sum is 50.

The square root of 2585387039 is about 50846.7013581019. The cubic root of 2585387039 is about 1372.4878939170.

The spelling of 2585387039 in words is "two billion, five hundred eighty-five million, three hundred eighty-seven thousand, thirty-nine".