8044800440 has 32 divisors (see below), whose sum is σ = 18113140080. Its totient is φ = 3215726592.

The previous prime is 8044800409. The next prime is 8044800473. The reversal of 8044800440 is 440084408.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 8044800397 and 8044800406.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 8489 + ... + 127128.

Almost surely, 2^8044800440 is an apocalyptic number.

It is an amenable number.

8044800440 is an abundant number, since it is smaller than the sum of its proper divisors (10068339640).

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

8044800440 is a wasteful number, since it uses less digits than its factorization.

8044800440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137111 (or 137107 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 32.

The square root of 8044800440 is about 89692.8115291298. The cubic root of 8044800440 is about 2003.7264225752.

Adding to 8044800440 its reverse (440084408), we get a palindrome (8484884848).

The spelling of 8044800440 in words is "eight billion, forty-four million, eight hundred thousand, four hundred forty".