448391169039 has 8 divisors (see below), whose sum is σ = 652205336832. Its totient is φ = 271752223640.

The previous prime is 448391169001. The next prime is 448391169043. The reversal of 448391169039 is 930961193844.

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

It is a cyclic number.

It is not a de Polignac number, because 448391169039 - 2⁹ = 448391168527 is a prime.

It is a super-2 number, since 2×448391169039² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 448391169039.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448391169539) 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, 6793805559 + ... + 6793805624.

It is an arithmetic number, because the mean of its divisors is an integer number (81525667104).

Almost surely, 2^448391169039 is an apocalyptic number.

448391169039 is a deficient number, since it is larger than the sum of its proper divisors (203814167793).

448391169039 is a wasteful number, since it uses less digits than its factorization.

448391169039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13587611197.

The product of its (nonzero) digits is 5038848, while the sum is 57.

The spelling of 448391169039 in words is "four hundred forty-eight billion, three hundred ninety-one million, one hundred sixty-nine thousand, thirty-nine".