448942675569 has 16 divisors (see below), whose sum is σ = 610982154240. Its totient is φ = 293136595920.

The previous prime is 448942675553. The next prime is 448942675603. The reversal of 448942675569 is 965576249844.

It is not a de Polignac number, because 448942675569 - 2⁴ = 448942675553 is a prime.

It is a super-2 number, since 2×448942675569² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (448942674569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4631737 + ... + 4727670.

It is an arithmetic number, because the mean of its divisors is an integer number (38186384640).

Almost surely, 2^448942675569 is an apocalyptic number.

It is an amenable number.

448942675569 is a deficient number, since it is larger than the sum of its proper divisors (162039478671).

448942675569 is a wasteful number, since it uses less digits than its factorization.

448942675569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9359740.

The product of its digits is 522547200, while the sum is 69.

The spelling of 448942675569 in words is "four hundred forty-eight billion, nine hundred forty-two million, six hundred seventy-five thousand, five hundred sixty-nine".