26078626228 has 12 divisors (see below), whose sum is σ = 46187447040. Its totient is φ = 12882212792.

The previous prime is 26078626193. The next prime is 26078626289. The reversal of 26078626228 is 82262687062.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39274708 + ... + 39275371.

It is an arithmetic number, because the mean of its divisors is an integer number (3848953920).

Almost surely, 2^26078626228 is an apocalyptic number.

It is an amenable number.

26078626228 is a deficient number, since it is larger than the sum of its proper divisors (20108820812).

26078626228 is a wasteful number, since it uses less digits than its factorization.

26078626228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78550166 (or 78550164 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 26078626228 in words is "twenty-six billion, seventy-eight million, six hundred twenty-six thousand, two hundred twenty-eight".