448363615439 has 2 divisors, whose sum is σ = 448363615440. Its totient is φ = 448363615438.

The previous prime is 448363615411. The next prime is 448363615481. The reversal of 448363615439 is 934516363844.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 448363615439 - 2¹⁶ = 448363549903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448363615409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224181807719 + 224181807720.

It is an arithmetic number, because the mean of its divisors is an integer number (224181807720).

Almost surely, 2^448363615439 is an apocalyptic number.

448363615439 is a deficient number, since it is larger than the sum of its proper divisors (1).

448363615439 is an equidigital number, since it uses as much as digits as its factorization.

448363615439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22394880, while the sum is 56.

The spelling of 448363615439 in words is "four hundred forty-eight billion, three hundred sixty-three million, six hundred fifteen thousand, four hundred thirty-nine".