26642982858 has 16 divisors (see below), whose sum is σ = 53493307200. Its totient is φ = 8846437376.

The previous prime is 26642982853. The next prime is 26642982859. The reversal of 26642982858 is 85828924662.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26642982853) 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 7 ways as a sum of consecutive naturals, for example, 8637558 + ... + 8640641.

It is an arithmetic number, because the mean of its divisors is an integer number (3343331700).

Almost surely, 2^26642982858 is an apocalyptic number.

26642982858 is an abundant number, since it is smaller than the sum of its proper divisors (26850324342).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26642982858 is a wasteful number, since it uses less digits than its factorization.

26642982858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17278461.

The product of its digits is 26542080, while the sum is 60.

The spelling of 26642982858 in words is "twenty-six billion, six hundred forty-two million, nine hundred eighty-two thousand, eight hundred fifty-eight".