83373063889 has 2 divisors, whose sum is σ = 83373063890. Its totient is φ = 83373063888.

The previous prime is 83373063859. The next prime is 83373063923. The reversal of 83373063889 is 98836037338.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67545411025 + 15827652864 = 259895^2 + 125808^2 .

It is a cyclic number.

It is not a de Polignac number, because 83373063889 - 2¹⁵ = 83373031121 is a prime.

It is not a weakly prime, because it can be changed into another prime (83373063859) 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, 41686531944 + 41686531945.

It is an arithmetic number, because the mean of its divisors is an integer number (41686531945).

Almost surely, 2^83373063889 is an apocalyptic number.

It is an amenable number.

83373063889 is a deficient number, since it is larger than the sum of its proper divisors (1).

83373063889 is an equidigital number, since it uses as much as digits as its factorization.

83373063889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15676416, while the sum is 58.

The spelling of 83373063889 in words is "eighty-three billion, three hundred seventy-three million, sixty-three thousand, eight hundred eighty-nine".