258125266 has 8 divisors (see below), whose sum is σ = 442500480. Its totient is φ = 110625108.

The previous prime is 258125261. The next prime is 258125267. The reversal of 258125266 is 662521852.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (258125261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9218746 + ... + 9218773.

It is an arithmetic number, because the mean of its divisors is an integer number (55312560).

Almost surely, 2^258125266 is an apocalyptic number.

258125266 is a deficient number, since it is larger than the sum of its proper divisors (184375214).

258125266 is a wasteful number, since it uses less digits than its factorization.

258125266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18437528.

The product of its digits is 57600, while the sum is 37.

The square root of 258125266 is about 16066.2772912707. The cubic root of 258125266 is about 636.7126897949.

The spelling of 258125266 in words is "two hundred fifty-eight million, one hundred twenty-five thousand, two hundred sixty-six".