448538346287 has 16 divisors (see below), whose sum is σ = 457930755072. Its totient is φ = 439235442240.

The previous prime is 448538346229. The next prime is 448538346301. The reversal of 448538346287 is 782643835844.

It is a cyclic number.

It is not a de Polignac number, because 448538346287 - 2¹⁰ = 448538345263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448538346187) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16194683 + ... + 16222355.

It is an arithmetic number, because the mean of its divisors is an integer number (28620672192).

Almost surely, 2^448538346287 is an apocalyptic number.

448538346287 is a deficient number, since it is larger than the sum of its proper divisors (9392408785).

448538346287 is a wasteful number, since it uses less digits than its factorization.

448538346287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29278.

The product of its digits is 123863040, while the sum is 62.

The spelling of 448538346287 in words is "four hundred forty-eight billion, five hundred thirty-eight million, three hundred forty-six thousand, two hundred eighty-seven".