440443144401 has 16 divisors (see below), whose sum is σ = 632696930880. Its totient is φ = 270928042560.

The previous prime is 440443144387. The next prime is 440443144409. The reversal of 440443144401 is 104441344044.

It is not a de Polignac number, because 440443144401 - 2¹⁹ = 440442620113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (440443144409) 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 15 ways as a sum of consecutive naturals, for example, 2278711 + ... + 2464428.

It is an arithmetic number, because the mean of its divisors is an integer number (39543558180).

Almost surely, 2^440443144401 is an apocalyptic number.

It is an amenable number.

440443144401 is a deficient number, since it is larger than the sum of its proper divisors (192253786479).

440443144401 is a wasteful number, since it uses less digits than its factorization.

440443144401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4745536.

The product of its (nonzero) digits is 49152, while the sum is 33.

Adding to 440443144401 its reverse (104441344044), we get a palindrome (544884488445).

The spelling of 440443144401 in words is "four hundred forty billion, four hundred forty-three million, one hundred forty-four thousand, four hundred one".