93989749159289 has 2 divisors, whose sum is σ = 93989749159290. Its totient is φ = 93989749159288.

The previous prime is 93989749159283. The next prime is 93989749159333. The reversal of 93989749159289 is 98295194798939.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89236041069289 + 4753708090000 = 9446483^2 + 2180300^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-93989749159289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 93989749159198 and 93989749159207.

It is not a weakly prime, because it can be changed into another prime (93989749159283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46994874579644 + 46994874579645.

It is an arithmetic number, because the mean of its divisors is an integer number (46994874579645).

Almost surely, 2^{93989749159289} is an apocalyptic number.

It is an amenable number.

93989749159289 is a deficient number, since it is larger than the sum of its proper divisors (1).

93989749159289 is an equidigital number, since it uses as much as digits as its factorization.

93989749159289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28570268160, while the sum is 92.

The spelling of 93989749159289 in words is "ninety-three trillion, nine hundred eighty-nine billion, seven hundred forty-nine million, one hundred fifty-nine thousand, two hundred eighty-nine".