5258381266 has 8 divisors (see below), whose sum is σ = 7900357500. Its totient is φ = 2624928768.

The previous prime is 5258381263. The next prime is 5258381351. The reversal of 5258381266 is 6621838525.

It can be written as a sum of positive squares in 2 ways, for example, as 4750104241 + 508277025 = 68921^2 + 22545^2 .

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 (5258381263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2129391 + ... + 2131858.

Almost surely, 2^5258381266 is an apocalyptic number.

5258381266 is a deficient number, since it is larger than the sum of its proper divisors (2641976234).

5258381266 is a wasteful number, since it uses less digits than its factorization.

5258381266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4261868.

The product of its digits is 691200, while the sum is 46.

The square root of 5258381266 is about 72514.6968965602. The cubic root of 5258381266 is about 1738.9377038544.

The spelling of 5258381266 in words is "five billion, two hundred fifty-eight million, three hundred eighty-one thousand, two hundred sixty-six".