440564465044 has 24 divisors (see below), whose sum is σ = 841120560000. Its totient is φ = 200246350080.

The previous prime is 440564465041. The next prime is 440564465051.

440564465044 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 440564464985 and 440564465003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440564465041) by changing a digit.

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, 652132 + ... + 1142980.

It is an arithmetic number, because the mean of its divisors is an integer number (35046690000).

Almost surely, 2^440564465044 is an apocalyptic number.

440564465044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

440564465044 is a deficient number, since it is larger than the sum of its proper divisors (400556094956).

440564465044 is a wasteful number, since it uses less digits than its factorization.

440564465044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511263 (or 511261 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 46.

The spelling of 440564465044 in words is "four hundred forty billion, five hundred sixty-four million, four hundred sixty-five thousand, forty-four".