448142347613 has 2 divisors, whose sum is σ = 448142347614. Its totient is φ = 448142347612.

The previous prime is 448142347603. The next prime is 448142347651. The reversal of 448142347613 is 316743241844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 277769053444 + 170373294169 = 527038^2 + 412763^2 .

It is a cyclic number.

It is not a de Polignac number, because 448142347613 - 2⁸ = 448142347357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448142347603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224071173806 + 224071173807.

It is an arithmetic number, because the mean of its divisors is an integer number (224071173807).

Almost surely, 2^448142347613 is an apocalyptic number.

It is an amenable number.

448142347613 is a deficient number, since it is larger than the sum of its proper divisors (1).

448142347613 is an equidigital number, since it uses as much as digits as its factorization.

448142347613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1548288, while the sum is 47.

The spelling of 448142347613 in words is "four hundred forty-eight billion, one hundred forty-two million, three hundred forty-seven thousand, six hundred thirteen".