26680194796 has 6 divisors (see below), whose sum is σ = 46690340900. Its totient is φ = 13340097396.

The previous prime is 26680194679. The next prime is 26680194797. The reversal of 26680194796 is 69749108662.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 26680194796.

It is not an unprimeable number, because it can be changed into a prime (26680194797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3335024346 + ... + 3335024353.

Almost surely, 2^26680194796 is an apocalyptic number.

It is an amenable number.

26680194796 is a deficient number, since it is larger than the sum of its proper divisors (20010146104).

26680194796 is a wasteful number, since it uses less digits than its factorization.

26680194796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6670048703 (or 6670048701 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 58.

The spelling of 26680194796 in words is "twenty-six billion, six hundred eighty million, one hundred ninety-four thousand, seven hundred ninety-six".