440423503232105 has 8 divisors (see below), whose sum is σ = 528555211702272. Its totient is φ = 352307464036528.

The previous prime is 440423503232047. The next prime is 440423503232129. The reversal of 440423503232105 is 501232305324044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 440423503232105 - 2⁸ = 440423503231849 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3917256809 + ... + 3917369238.

It is an arithmetic number, because the mean of its divisors is an integer number (66069401462784).

Almost surely, 2^{440423503232105} is an apocalyptic number.

It is an amenable number.

440423503232105 is a deficient number, since it is larger than the sum of its proper divisors (88131708470167).

440423503232105 is a wasteful number, since it uses less digits than its factorization.

440423503232105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7834637295.

The product of its (nonzero) digits is 345600, while the sum is 38.

Adding to 440423503232105 its reverse (501232305324044), we get a palindrome (941655808556149).

The spelling of 440423503232105 in words is "four hundred forty trillion, four hundred twenty-three billion, five hundred three million, two hundred thirty-two thousand, one hundred five".