440001441430 has 16 divisors (see below), whose sum is σ = 792149549184. Its totient is φ = 175967920000.

The previous prime is 440001441403. The next prime is 440001441437. The reversal of 440001441430 is 34144100044.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 440001441395 and 440001441404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440001441437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4025446 + ... + 4133305.

It is an arithmetic number, because the mean of its divisors is an integer number (49509346824).

Almost surely, 2^440001441430 is an apocalyptic number.

440001441430 is a deficient number, since it is larger than the sum of its proper divisors (352148107754).

440001441430 is a wasteful number, since it uses less digits than its factorization.

440001441430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8164151.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 440001441430 its reverse (34144100044), we get a palindrome (474145541474).

It can be divided in two parts, 4400014 and 41430, that added together give a palindrome (4441444).

The spelling of 440001441430 in words is "four hundred forty billion, one million, four hundred forty-one thousand, four hundred thirty".