88673188137689 has 2 divisors, whose sum is σ = 88673188137690. Its totient is φ = 88673188137688.

The previous prime is 88673188137679. The next prime is 88673188137733. The reversal of 88673188137689 is 98673188137688.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85414711872064 + 3258476265625 = 9242008^2 + 1805125^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88673188137689 is a prime.

It is not a weakly prime, because it can be changed into another prime (88673188137679) 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, 44336594068844 + 44336594068845.

It is an arithmetic number, because the mean of its divisors is an integer number (44336594068845).

Almost surely, 2^{88673188137689} is an apocalyptic number.

It is an amenable number.

88673188137689 is a deficient number, since it is larger than the sum of its proper divisors (1).

88673188137689 is an equidigital number, since it uses as much as digits as its factorization.

88673188137689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4682022912, while the sum is 83.

Subtracting 88673188137689 from its reverse (98673188137688), we obtain a palindrome (9999999999999).

The spelling of 88673188137689 in words is "eighty-eight trillion, six hundred seventy-three billion, one hundred eighty-eight million, one hundred thirty-seven thousand, six hundred eighty-nine".