440313030232 has 8 divisors (see below), whose sum is σ = 825586931700. Its totient is φ = 220156515112.

The previous prime is 440313030191. The next prime is 440313030317. The reversal of 440313030232 is 232030313044.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×440313030232² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 440313030197 and 440313030206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27519564382 + ... + 27519564397.

Almost surely, 2^440313030232 is an apocalyptic number.

It is an amenable number.

440313030232 is a deficient number, since it is larger than the sum of its proper divisors (385273901468).

440313030232 is a wasteful number, since it uses less digits than its factorization.

440313030232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55039128785 (or 55039128781 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 440313030232 its reverse (232030313044), we get a palindrome (672343343276).

The spelling of 440313030232 in words is "four hundred forty billion, three hundred thirteen million, thirty thousand, two hundred thirty-two".