448659788468 has 24 divisors (see below), whose sum is σ = 793595925192. Its totient is φ = 221920118784.

The previous prime is 448659788461. The next prime is 448659788483. The reversal of 448659788468 is 864887956844.

It can be written as a sum of positive squares in 4 ways, for example, as 142731328804 + 305928459664 = 377798^2 + 553108^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448659788461) 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, 639530 + ... + 1142942.

It is an arithmetic number, because the mean of its divisors is an integer number (33066496883).

Almost surely, 2^448659788468 is an apocalyptic number.

It is an amenable number.

448659788468 is a deficient number, since it is larger than the sum of its proper divisors (344936136724).

448659788468 is a wasteful number, since it uses less digits than its factorization.

448659788468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505811 (or 505809 counting only the distinct ones).

The product of its digits is 2972712960, while the sum is 77.

The spelling of 448659788468 in words is "four hundred forty-eight billion, six hundred fifty-nine million, seven hundred eighty-eight thousand, four hundred sixty-eight".