26642804828606 has 4 divisors (see below), whose sum is σ = 39964207242912. Its totient is φ = 13321402414302.

The previous prime is 26642804828539. The next prime is 26642804828617. The reversal of 26642804828606 is 60682840824662.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660701207150 + ... + 6660701207153.

It is an arithmetic number, because the mean of its divisors is an integer number (9991051810728).

Almost surely, 2^{26642804828606} is an apocalyptic number.

26642804828606 is a deficient number, since it is larger than the sum of its proper divisors (13321402414306).

26642804828606 is a wasteful number, since it uses less digits than its factorization.

26642804828606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13321402414305.

The product of its (nonzero) digits is 84934656, while the sum is 62.

The spelling of 26642804828606 in words is "twenty-six trillion, six hundred forty-two billion, eight hundred four million, eight hundred twenty-eight thousand, six hundred six".