448864806660 has 48 divisors (see below), whose sum is σ = 1264532047296. Its totient is φ = 118962940032.

The previous prime is 448864806653. The next prime is 448864806743. The reversal of 448864806660 is 66608468844.

It is a super-2 number, since 2×448864806660² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 448864806594 and 448864806603.

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, 22938319 + ... + 22957878.

It is an arithmetic number, because the mean of its divisors is an integer number (26344417652).

Almost surely, 2^448864806660 is an apocalyptic number.

It is an amenable number.

448864806660 is an abundant number, since it is smaller than the sum of its proper divisors (815667240636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

448864806660 is a wasteful number, since it uses less digits than its factorization.

448864806660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45896372 (or 45896370 counting only the distinct ones).

The product of its (nonzero) digits is 42467328, while the sum is 60.

The spelling of 448864806660 in words is "four hundred forty-eight billion, eight hundred sixty-four million, eight hundred six thousand, six hundred sixty".