26073836018 has 8 divisors (see below), whose sum is σ = 39111483612. Its totient is φ = 13036674816.

The previous prime is 26073835987. The next prime is 26073836023. The reversal of 26073836018 is 81063837062.

It can be written as a sum of positive squares in 2 ways, for example, as 25813884889 + 259951129 = 160667^2 + 16123^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 26073836018.

It is an unprimeable number.

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, 77846 + ... + 241262.

Almost surely, 2^26073836018 is an apocalyptic number.

26073836018 is a deficient number, since it is larger than the sum of its proper divisors (13037647594).

26073836018 is a wasteful number, since it uses less digits than its factorization.

26073836018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243196.

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 26073836018 in words is "twenty-six billion, seventy-three million, eight hundred thirty-six thousand, eighteen".