440243430500 has 48 divisors (see below), whose sum is σ = 981948973824. Its totient is φ = 172350610400.

The previous prime is 440243430433. The next prime is 440243430533. The reversal of 440243430500 is 5034342044.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9343382 + ... + 9390381.

It is an arithmetic number, because the mean of its divisors is an integer number (20457270288).

Almost surely, 2^440243430500 is an apocalyptic number.

It is an amenable number.

440243430500 is an abundant number, since it is smaller than the sum of its proper divisors (541705543324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440243430500 is a wasteful number, since it uses less digits than its factorization.

440243430500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18733829 (or 18733817 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 29.

Adding to 440243430500 its reverse (5034342044), we get a palindrome (445277772544).

The spelling of 440243430500 in words is "four hundred forty billion, two hundred forty-three million, four hundred thirty thousand, five hundred".