4405003533440 has 32 divisors (see below), whose sum is σ = 10530711573660. Its totient is φ = 1762001413120.

The previous prime is 4405003533397. The next prime is 4405003533451. The reversal of 4405003533440 is 443353005044.

It can be written as a sum of positive squares in 2 ways, for example, as 4404726377536 + 277155904 = 2098744^2 + 16648^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×4405003533440² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4405003533440.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3441408371 + ... + 3441409650.

Almost surely, 2^{4405003533440} is an apocalyptic number.

4405003533440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4405003533440 is an abundant number, since it is smaller than the sum of its proper divisors (6125708040220).

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

4405003533440 is an equidigital number, since it uses as much as digits as its factorization.

4405003533440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6882818040 (or 6882818028 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 4405003533440 its reverse (443353005044), we get a palindrome (4848356538484).

The spelling of 4405003533440 in words is "four trillion, four hundred five billion, three million, five hundred thirty-three thousand, four hundred forty".