448534585667811 has 8 divisors (see below), whose sum is σ = 598074214018240. Its totient is φ = 299009007214632.

The previous prime is 448534585667807. The next prime is 448534585667827. The reversal of 448534585667811 is 118766585435844.

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

It is not a de Polignac number, because 448534585667811 - 2² = 448534585667807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (448534585667881) 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, 3512399821 + ... + 3512527518.

It is an arithmetic number, because the mean of its divisors is an integer number (74759276752280).

Almost surely, 2^{448534585667811} is an apocalyptic number.

448534585667811 is a deficient number, since it is larger than the sum of its proper divisors (149539628350429).

448534585667811 is a wasteful number, since it uses less digits than its factorization.

448534585667811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7024948625.

The product of its digits is 3096576000, while the sum is 75.

The spelling of 448534585667811 in words is "four hundred forty-eight trillion, five hundred thirty-four billion, five hundred eighty-five million, six hundred sixty-seven thousand, eight hundred eleven".