834242415169 has 2 divisors, whose sum is σ = 834242415170. Its totient is φ = 834242415168.

The previous prime is 834242415161. The next prime is 834242415229. The reversal of 834242415169 is 961514242438.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 698247414544 + 135995000625 = 835612^2 + 368775^2 .

It is a cyclic number.

It is not a de Polignac number, because 834242415169 - 2³ = 834242415161 is a prime.

It is a super-2 number, since 2×834242415169² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (834242415161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417121207584 + 417121207585.

It is an arithmetic number, because the mean of its divisors is an integer number (417121207585).

Almost surely, 2^834242415169 is an apocalyptic number.

It is an amenable number.

834242415169 is a deficient number, since it is larger than the sum of its proper divisors (1).

834242415169 is an equidigital number, since it uses as much as digits as its factorization.

834242415169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1658880, while the sum is 49.

The spelling of 834242415169 in words is "eight hundred thirty-four billion, two hundred forty-two million, four hundred fifteen thousand, one hundred sixty-nine".