4400669440 has 36 divisors (see below), whose sum is σ = 10540981584. Its totient is φ = 1760267264.

The previous prime is 4400669431. The next prime is 4400669473. The reversal of 4400669440 is 449660044.

It is a self number, because there is not a number n which added to its sum of digits gives 4400669440.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1717732 + ... + 1720291.

It is an arithmetic number, because the mean of its divisors is an integer number (292805044).

Almost surely, 2^4400669440 is an apocalyptic number.

4400669440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4400669440 is an abundant number, since it is smaller than the sum of its proper divisors (6140312144).

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

4400669440 is an equidigital number, since it uses as much as digits as its factorization.

4400669440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3438044 (or 3438030 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 37.

The square root of 4400669440 is about 66337.5417090504. The cubic root of 4400669440 is about 1638.7256409918.

The spelling of 4400669440 in words is "four billion, four hundred million, six hundred sixty-nine thousand, four hundred forty".