26162350243531 has 2 divisors, whose sum is σ = 26162350243532. Its totient is φ = 26162350243530.

The previous prime is 26162350243451. The next prime is 26162350243553. The reversal of 26162350243531 is 13534205326162.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26162350243531 is a prime.

It is a super-2 number, since 2×26162350243531² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (26162350243591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13081175121765 + 13081175121766.

It is an arithmetic number, because the mean of its divisors is an integer number (13081175121766).

Almost surely, 2^{26162350243531} is an apocalyptic number.

26162350243531 is a deficient number, since it is larger than the sum of its proper divisors (1).

26162350243531 is an equidigital number, since it uses as much as digits as its factorization.

26162350243531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 43.

Adding to 26162350243531 its reverse (13534205326162), we get a palindrome (39696555569693).

The spelling of 26162350243531 in words is "twenty-six trillion, one hundred sixty-two billion, three hundred fifty million, two hundred forty-three thousand, five hundred thirty-one".