440322140030 has 32 divisors (see below), whose sum is σ = 821409409440. Its totient is φ = 169744498560.

The previous prime is 440322139993. The next prime is 440322140039. The reversal of 440322140030 is 30041223044.

It is a junction number, because it is equal to n+sod(n) for n = 440322139978 and 440322140005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440322140039) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1229261 + ... + 1546520.

It is an arithmetic number, because the mean of its divisors is an integer number (25669044045).

Almost surely, 2^440322140030 is an apocalyptic number.

440322140030 is a deficient number, since it is larger than the sum of its proper divisors (381087269410).

440322140030 is a wasteful number, since it uses less digits than its factorization.

440322140030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2776364.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 440322140030 its reverse (30041223044), we get a palindrome (470363363074).

The spelling of 440322140030 in words is "four hundred forty billion, three hundred twenty-two million, one hundred forty thousand, thirty".