12436328479 has 2 divisors, whose sum is σ = 12436328480. Its totient is φ = 12436328478.

The previous prime is 12436328467. The next prime is 12436328501. The reversal of 12436328479 is 97482363421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12436328479 - 2¹¹ = 12436326431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12436428479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6218164239 + 6218164240.

It is an arithmetic number, because the mean of its divisors is an integer number (6218164240).

Almost surely, 2^12436328479 is an apocalyptic number.

12436328479 is a deficient number, since it is larger than the sum of its proper divisors (1).

12436328479 is an equidigital number, since it uses as much as digits as its factorization.

12436328479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1741824, while the sum is 49.

The spelling of 12436328479 in words is "twelve billion, four hundred thirty-six million, three hundred twenty-eight thousand, four hundred seventy-nine".