26806378696 has 16 divisors (see below), whose sum is σ = 50657725440. Its totient is φ = 13297651920.

The previous prime is 26806378673. The next prime is 26806378733. The reversal of 26806378696 is 69687360862.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13191100 + ... + 13193131.

It is an arithmetic number, because the mean of its divisors is an integer number (3166107840).

Almost surely, 2^26806378696 is an apocalyptic number.

It is an amenable number.

26806378696 is a deficient number, since it is larger than the sum of its proper divisors (23851346744).

26806378696 is a wasteful number, since it uses less digits than its factorization.

26806378696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26384364 (or 26384360 counting only the distinct ones).

The product of its (nonzero) digits is 31352832, while the sum is 61.

The spelling of 26806378696 in words is "twenty-six billion, eight hundred six million, three hundred seventy-eight thousand, six hundred ninety-six".