440200402424 has 8 divisors (see below), whose sum is σ = 825375754560. Its totient is φ = 220100201208.

The previous prime is 440200402391. The next prime is 440200402429. The reversal of 440200402424 is 424204002044.

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

It is a junction number, because it is equal to n+sod(n) for n = 440200402393 and 440200402402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440200402429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27512525144 + ... + 27512525159.

It is an arithmetic number, because the mean of its divisors is an integer number (103171969320).

Almost surely, 2^440200402424 is an apocalyptic number.

It is an amenable number.

440200402424 is a deficient number, since it is larger than the sum of its proper divisors (385175352136).

440200402424 is a wasteful number, since it uses less digits than its factorization.

440200402424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55025050309 (or 55025050305 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 440200402424 its reverse (424204002044), we get a palindrome (864404404468).

The spelling of 440200402424 in words is "four hundred forty billion, two hundred million, four hundred two thousand, four hundred twenty-four".