26020128806 has 16 divisors (see below), whose sum is σ = 44817342720. Its totient is φ = 11098631880.

The previous prime is 26020128803. The next prime is 26020128839. The reversal of 26020128806 is 60882102062.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26020128803) 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, 4401266 + ... + 4407173.

It is an arithmetic number, because the mean of its divisors is an integer number (2801083920).

Almost surely, 2^26020128806 is an apocalyptic number.

26020128806 is a deficient number, since it is larger than the sum of its proper divisors (18797213914).

26020128806 is a wasteful number, since it uses less digits than its factorization.

26020128806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8808659.

The product of its (nonzero) digits is 18432, while the sum is 35.

The spelling of 26020128806 in words is "twenty-six billion, twenty million, one hundred twenty-eight thousand, eight hundred six".