440422421130 has 24 divisors (see below), whose sum is σ = 1145098295172. Its totient is φ = 117445978944.

The previous prime is 440422421129. The next prime is 440422421161. The reversal of 440422421130 is 31124224044.

440422421130 is a `hidden beast` number, since 4 + 404 + 2 + 242 + 1 + 13 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 430321568121 + 10100853009 = 655989^2 + 100503^2 .

It is a super-2 number, since 2×440422421130² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 440422421094 and 440422421103.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2446791139 + ... + 2446791318.

Almost surely, 2^440422421130 is an apocalyptic number.

440422421130 is an abundant number, since it is smaller than the sum of its proper divisors (704675874042).

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

440422421130 is a wasteful number, since it uses less digits than its factorization.

440422421130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4893582470 (or 4893582467 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 440422421130 its reverse (31124224044), we get a palindrome (471546645174).

The spelling of 440422421130 in words is "four hundred forty billion, four hundred twenty-two million, four hundred twenty-one thousand, one hundred thirty".