26414217017 has 4 divisors (see below), whose sum is σ = 26428885236. Its totient is φ = 26399548800.

The previous prime is 26414217013. The next prime is 26414217019. The reversal of 26414217017 is 71071241462.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1077218041 + 25336998976 = 32821^2 + 159176^2 .

It is a cyclic number.

It is not a de Polignac number, because 26414217017 - 2² = 26414217013 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26414217013) 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 in 3 ways as a sum of consecutive naturals, for example, 7331408 + ... + 7335009.

It is an arithmetic number, because the mean of its divisors is an integer number (6607221309).

Almost surely, 2^26414217017 is an apocalyptic number.

It is an amenable number.

26414217017 is a deficient number, since it is larger than the sum of its proper divisors (14668219).

26414217017 is a wasteful number, since it uses less digits than its factorization.

26414217017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14668218.

The product of its (nonzero) digits is 18816, while the sum is 35.

Adding to 26414217017 its reverse (71071241462), we get a palindrome (97485458479).

The spelling of 26414217017 in words is "twenty-six billion, four hundred fourteen million, two hundred seventeen thousand, seventeen".