448889411571 has 8 divisors (see below), whose sum is σ = 600234171600. Its totient is φ = 298402129632.

The previous prime is 448889411543. The next prime is 448889411587. The reversal of 448889411571 is 175114988844.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 448889411571 - 2¹⁴ = 448889395187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (448889411591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214368300 + ... + 214370393.

It is an arithmetic number, because the mean of its divisors is an integer number (75029271450).

Almost surely, 2^448889411571 is an apocalyptic number.

448889411571 is a deficient number, since it is larger than the sum of its proper divisors (151344760029).

448889411571 is a wasteful number, since it uses less digits than its factorization.

448889411571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428739045.

The product of its digits is 10321920, while the sum is 60.

The spelling of 448889411571 in words is "four hundred forty-eight billion, eight hundred eighty-nine million, four hundred eleven thousand, five hundred seventy-one".