26275633806 has 16 divisors (see below), whose sum is σ = 55642518864. Its totient is φ = 8243336064.

The previous prime is 26275633777. The next prime is 26275633807. The reversal of 26275633806 is 60833657262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26275633807) 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, 128802025 + ... + 128802228.

It is an arithmetic number, because the mean of its divisors is an integer number (3477657429).

Almost surely, 2^26275633806 is an apocalyptic number.

26275633806 is an abundant number, since it is smaller than the sum of its proper divisors (29366885058).

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

26275633806 is a wasteful number, since it uses less digits than its factorization.

26275633806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257604275.

The product of its (nonzero) digits is 2177280, while the sum is 48.

The spelling of 26275633806 in words is "twenty-six billion, two hundred seventy-five million, six hundred thirty-three thousand, eight hundred six".