83251869089 has 2 divisors, whose sum is σ = 83251869090. Its totient is φ = 83251869088.

The previous prime is 83251869083. The next prime is 83251869119. The reversal of 83251869089 is 98096815238.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80906113600 + 2345755489 = 284440^2 + 48433^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83251869089 is a prime.

It is not a weakly prime, because it can be changed into another prime (83251869083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41625934544 + 41625934545.

It is an arithmetic number, because the mean of its divisors is an integer number (41625934545).

Almost surely, 2^83251869089 is an apocalyptic number.

It is an amenable number.

83251869089 is a deficient number, since it is larger than the sum of its proper divisors (1).

83251869089 is an equidigital number, since it uses as much as digits as its factorization.

83251869089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7464960, while the sum is 59.

The spelling of 83251869089 in words is "eighty-three billion, two hundred fifty-one million, eight hundred sixty-nine thousand, eighty-nine".