4450505320240 has 160 divisors (see below), whose sum is σ = 11868326628480. Its totient is φ = 1520387407872.

The previous prime is 4450505320237. The next prime is 4450505320277. The reversal of 4450505320240 is 420235050544.

It is a junction number, because it is equal to n+sod(n) for n = 4450505320196 and 4450505320205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 193245046 + ... + 193268074.

It is an arithmetic number, because the mean of its divisors is an integer number (74177041428).

Almost surely, 2^{4450505320240} is an apocalyptic number.

4450505320240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4450505320240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5934163314240).

4450505320240 is an abundant number, since it is smaller than the sum of its proper divisors (7417821308240).

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

4450505320240 is a wasteful number, since it uses less digits than its factorization.

4450505320240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24279 (or 24273 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 34.

The spelling of 4450505320240 in words is "four trillion, four hundred fifty billion, five hundred five million, three hundred twenty thousand, two hundred forty".