4405223013440 has 112 divisors (see below), whose sum is σ = 10597126440960. Its totient is φ = 1744094668800.

The previous prime is 4405223013437. The next prime is 4405223013467. The reversal of 4405223013440 is 443103225044.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 4405223013397 and 4405223013406.

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, 111904481 + ... + 111943839.

Almost surely, 2^{4405223013440} is an apocalyptic number.

4405223013440 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 4405223013440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5298563220480).

4405223013440 is an abundant number, since it is smaller than the sum of its proper divisors (6191903427520).

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

4405223013440 is a wasteful number, since it uses less digits than its factorization.

4405223013440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42940 (or 42930 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 4405223013440 its reverse (443103225044), we get a palindrome (4848326238484).

The spelling of 4405223013440 in words is "four trillion, four hundred five billion, two hundred twenty-three million, thirteen thousand, four hundred forty".