258255030278 has 12 divisors (see below), whose sum is σ = 450628675452. Its totient is φ = 110680727220.

The previous prime is 258255030251. The next prime is 258255030289. The reversal of 258255030278 is 872030552852.

258255030278 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1317627608 + ... + 1317627803.

It is an arithmetic number, because the mean of its divisors is an integer number (37552389621).

Almost surely, 2^258255030278 is an apocalyptic number.

258255030278 is a deficient number, since it is larger than the sum of its proper divisors (192373645174).

258255030278 is a wasteful number, since it uses less digits than its factorization.

258255030278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2635255427 (or 2635255420 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 47.

The spelling of 258255030278 in words is "two hundred fifty-eight billion, two hundred fifty-five million, thirty thousand, two hundred seventy-eight".