26685383419 has 2 divisors, whose sum is σ = 26685383420. Its totient is φ = 26685383418.

The previous prime is 26685383407. The next prime is 26685383443. The reversal of 26685383419 is 91438358662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26685383419 - 2²⁷ = 26551165691 is a prime.

It is a super-2 number, since 2×26685383419² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 26685383419.

It is not a weakly prime, because it can be changed into another prime (26685380419) 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, 13342691709 + 13342691710.

It is an arithmetic number, because the mean of its divisors is an integer number (13342691710).

Almost surely, 2^26685383419 is an apocalyptic number.

26685383419 is a deficient number, since it is larger than the sum of its proper divisors (1).

26685383419 is an equidigital number, since it uses as much as digits as its factorization.

26685383419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7464960, while the sum is 55.

The spelling of 26685383419 in words is "twenty-six billion, six hundred eighty-five million, three hundred eighty-three thousand, four hundred nineteen".