1608680026879 has 4 divisors (see below), whose sum is σ = 1608733496176. Its totient is φ = 1608626557584.

The previous prime is 1608680026873. The next prime is 1608680026907. The reversal of 1608680026879 is 9786200868061.

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

It is a cyclic number.

It is not a de Polignac number, because 1608680026879 - 2⁵ = 1608680026847 is a prime.

It is a super-3 number, since 3×1608680026879³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1608680026873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26689494 + ... + 26749699.

It is an arithmetic number, because the mean of its divisors is an integer number (402183374044).

Almost surely, 2^{1608680026879} is an apocalyptic number.

1608680026879 is a deficient number, since it is larger than the sum of its proper divisors (53469297).

1608680026879 is an equidigital number, since it uses as much as digits as its factorization.

1608680026879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53469296.

The product of its (nonzero) digits is 13934592, while the sum is 61.

The spelling of 1608680026879 in words is "one trillion, six hundred eight billion, six hundred eighty million, twenty-six thousand, eight hundred seventy-nine".