2438447688679 has 2 divisors, whose sum is σ = 2438447688680. Its totient is φ = 2438447688678.

The previous prime is 2438447688647. The next prime is 2438447688683. The reversal of 2438447688679 is 9768867448342.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2438447688679 - 2⁵ = 2438447688647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2438447688689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1219223844339 + 1219223844340.

It is an arithmetic number, because the mean of its divisors is an integer number (1219223844340).

Almost surely, 2^{2438447688679} is an apocalyptic number.

2438447688679 is a deficient number, since it is larger than the sum of its proper divisors (1).

2438447688679 is an equidigital number, since it uses as much as digits as its factorization.

2438447688679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3121348608, while the sum is 76.

The spelling of 2438447688679 in words is "two trillion, four hundred thirty-eight billion, four hundred forty-seven million, six hundred eighty-eight thousand, six hundred seventy-nine".