440144401201 has 4 divisors (see below), whose sum is σ = 450380317552. Its totient is φ = 429908484852.

The previous prime is 440144401157. The next prime is 440144401211. The reversal of 440144401201 is 102104441044.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-440144401201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (440144401211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5117958111 + ... + 5117958196.

It is an arithmetic number, because the mean of its divisors is an integer number (112595079388).

Almost surely, 2^440144401201 is an apocalyptic number.

It is an amenable number.

440144401201 is a deficient number, since it is larger than the sum of its proper divisors (10235916351).

440144401201 is a wasteful number, since it uses less digits than its factorization.

440144401201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10235916350.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 440144401201 its reverse (102104441044), we get a palindrome (542248842245).

The spelling of 440144401201 in words is "four hundred forty billion, one hundred forty-four million, four hundred one thousand, two hundred one".