2558273989 has 2 divisors, whose sum is σ = 2558273990. Its totient is φ = 2558273988.

The previous prime is 2558273959. The next prime is 2558274031. The reversal of 2558273989 is 9893728552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2458473889 + 99800100 = 49583^2 + 9990^2 .

It is a cyclic number.

It is not a de Polignac number, because 2558273989 - 2⁵ = 2558273957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2558273909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1279136994 + 1279136995.

It is an arithmetic number, because the mean of its divisors is an integer number (1279136995).

Almost surely, 2^2558273989 is an apocalyptic number.

It is an amenable number.

2558273989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2558273989 is an equidigital number, since it uses as much as digits as its factorization.

2558273989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10886400, while the sum is 58.

The square root of 2558273989 is about 50579.3830428960. The cubic root of 2558273989 is about 1367.6732468360.

The spelling of 2558273989 in words is "two billion, five hundred fifty-eight million, two hundred seventy-three thousand, nine hundred eighty-nine".