2558246239 has 2 divisors, whose sum is σ = 2558246240. Its totient is φ = 2558246238.

The previous prime is 2558246219. The next prime is 2558246269. The reversal of 2558246239 is 9326428552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2558246239 - 2¹¹ = 2558244191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2558246219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1279123119 + 1279123120.

It is an arithmetic number, because the mean of its divisors is an integer number (1279123120).

Almost surely, 2^2558246239 is an apocalyptic number.

2558246239 is a deficient number, since it is larger than the sum of its proper divisors (1).

2558246239 is an equidigital number, since it uses as much as digits as its factorization.

2558246239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1036800, while the sum is 46.

The square root of 2558246239 is about 50579.1087208938. The cubic root of 2558246239 is about 1367.6683016959.

The spelling of 2558246239 in words is "two billion, five hundred fifty-eight million, two hundred forty-six thousand, two hundred thirty-nine".