12366579289 has 2 divisors, whose sum is σ = 12366579290. Its totient is φ = 12366579288.

The previous prime is 12366579233. The next prime is 12366579319. The reversal of 12366579289 is 98297566321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7576832025 + 4789747264 = 87045^2 + 69208^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12366579289 is a prime.

It is a super-2 number, since 2×12366579289² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12366579689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6183289644 + 6183289645.

It is an arithmetic number, because the mean of its divisors is an integer number (6183289645).

Almost surely, 2^12366579289 is an apocalyptic number.

It is an amenable number.

12366579289 is a deficient number, since it is larger than the sum of its proper divisors (1).

12366579289 is an equidigital number, since it uses as much as digits as its factorization.

12366579289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9797760, while the sum is 58.

The spelling of 12366579289 in words is "twelve billion, three hundred sixty-six million, five hundred seventy-nine thousand, two hundred eighty-nine".