440414014420 has 24 divisors (see below), whose sum is σ = 924886668384. Its totient is φ = 176162322336.

The previous prime is 440414014409. The next prime is 440414014451. The reversal of 440414014420 is 24410414044.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1095859 + ... + 1442821.

It is an arithmetic number, because the mean of its divisors is an integer number (38536944516).

Almost surely, 2^440414014420 is an apocalyptic number.

It is an amenable number.

440414014420 is an abundant number, since it is smaller than the sum of its proper divisors (484472653964).

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

440414014420 is a wasteful number, since it uses less digits than its factorization.

440414014420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410439 (or 410437 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 440414014420 its reverse (24410414044), we get a palindrome (464824428464).

The spelling of 440414014420 in words is "four hundred forty billion, four hundred fourteen million, fourteen thousand, four hundred twenty".