6674440400440 has 32 divisors (see below), whose sum is σ = 15020106338880. Its totient is φ = 2669311193472.

The previous prime is 6674440400429. The next prime is 6674440400443. The reversal of 6674440400440 is 440040444766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6674440400443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14297619 + ... + 14757058.

It is an arithmetic number, because the mean of its divisors is an integer number (469378323090).

Almost surely, 2^{6674440400440} is an apocalyptic number.

It is an amenable number.

6674440400440 is an abundant number, since it is smaller than the sum of its proper divisors (8345665938440).

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

6674440400440 is a wasteful number, since it uses less digits than its factorization.

6674440400440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29060431 (or 29060427 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 43.

The spelling of 6674440400440 in words is "six trillion, six hundred seventy-four billion, four hundred forty million, four hundred thousand, four hundred forty".