83242502267909 has 2 divisors, whose sum is σ = 83242502267910. Its totient is φ = 83242502267908.

The previous prime is 83242502267857. The next prime is 83242502267917. The reversal of 83242502267909 is 90976220524238.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76600619743684 + 6641882524225 = 8752178^2 + 2577185^2 .

It is a cyclic number.

It is not a de Polignac number, because 83242502267909 - 2¹² = 83242502263813 is a prime.

It is a super-2 number, since 2×83242502267909² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83242502267999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41621251133954 + 41621251133955.

It is an arithmetic number, because the mean of its divisors is an integer number (41621251133955).

Almost surely, 2^{83242502267909} is an apocalyptic number.

It is an amenable number.

83242502267909 is a deficient number, since it is larger than the sum of its proper divisors (1).

83242502267909 is an equidigital number, since it uses as much as digits as its factorization.

83242502267909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26127360, while the sum is 59.

The spelling of 83242502267909 in words is "eighty-three trillion, two hundred forty-two billion, five hundred two million, two hundred sixty-seven thousand, nine hundred nine".