440551430004 has 24 divisors (see below), whose sum is σ = 1174803813568. Its totient is φ = 125871837120.

The previous prime is 440551430003. The next prime is 440551430021. The reversal of 440551430004 is 400034155044.

It is a super-2 number, since 2×440551430004² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440551430003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2622329857 + ... + 2622330024.

Almost surely, 2^440551430004 is an apocalyptic number.

It is an amenable number.

440551430004 is an abundant number, since it is smaller than the sum of its proper divisors (734252383564).

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

440551430004 is a wasteful number, since it uses less digits than its factorization.

440551430004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5244659895 (or 5244659893 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 440551430004 its reverse (400034155044), we get a palindrome (840585585048).

The spelling of 440551430004 in words is "four hundred forty billion, five hundred fifty-one million, four hundred thirty thousand, four".