26026504018 has 8 divisors (see below), whose sum is σ = 39040719948. Its totient is φ = 13012930704.

The previous prime is 26026504003. The next prime is 26026504039. The reversal of 26026504018 is 81040562062.

It can be written as a sum of positive squares in 2 ways, for example, as 24215405769 + 1811098249 = 155613^2 + 42557^2 .

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

It is a super-2 number, since 2×26026504018² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41821 + ... + 231952.

Almost surely, 2^26026504018 is an apocalyptic number.

26026504018 is a deficient number, since it is larger than the sum of its proper divisors (13014215930).

26026504018 is a wasteful number, since it uses less digits than its factorization.

26026504018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321308.

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 26026504018 in words is "twenty-six billion, twenty-six million, five hundred four thousand, eighteen".