448221248323345 has 16 divisors (see below), whose sum is σ = 618256625276160. Its totient is φ = 305575113633984.

The previous prime is 448221248323339. The next prime is 448221248323403. The reversal of 448221248323345 is 543323842122844.

It is a cyclic number.

It is not a de Polignac number, because 448221248323345 - 2¹⁵ = 448221248290577 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37012483485 + ... + 37012495594.

It is an arithmetic number, because the mean of its divisors is an integer number (38641039079760).

Almost surely, 2^{448221248323345} is an apocalyptic number.

It is an amenable number.

448221248323345 is a deficient number, since it is larger than the sum of its proper divisors (170035376952815).

448221248323345 is a wasteful number, since it uses less digits than its factorization.

448221248323345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74024979264.

The product of its digits is 35389440, while the sum is 55.

The spelling of 448221248323345 in words is "four hundred forty-eight trillion, two hundred twenty-one billion, two hundred forty-eight million, three hundred twenty-three thousand, three hundred forty-five".