440446002664 has 64 divisors (see below), whose sum is σ = 881888679360. Its totient is φ = 205502868480.

The previous prime is 440446002641. The next prime is 440446002673. The reversal of 440446002664 is 466200644044.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 9949299 + ... + 9993469.

It is an arithmetic number, because the mean of its divisors is an integer number (13779510615).

Almost surely, 2^440446002664 is an apocalyptic number.

It is an amenable number.

440446002664 is an abundant number, since it is smaller than the sum of its proper divisors (441442676696).

440446002664 is a wasteful number, since it uses less digits than its factorization.

440446002664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44818 (or 44814 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 40.

The spelling of 440446002664 in words is "four hundred forty billion, four hundred forty-six million, two thousand, six hundred sixty-four".