4234430443140 has 72 divisors (see below), whose sum is σ = 12958106674968. Its totient is φ = 1119188689920.

The previous prime is 4234430443099. The next prime is 4234430443141. The reversal of 4234430443140 is 413440344324.

4234430443140 is a `hidden beast` number, since 4 + 2 + 3 + 44 + 30 + 443 + 140 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 101471554116 + 4132958889024 = 318546^2 + 2032968^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4234430443095 and 4234430443104.

It is not an unprimeable number, because it can be changed into a prime (4234430443141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104070871 + ... + 104111550.

It is an arithmetic number, because the mean of its divisors is an integer number (179973703819).

Almost surely, 2^{4234430443140} is an apocalyptic number.

It is an amenable number.

4234430443140 is an abundant number, since it is smaller than the sum of its proper divisors (8723676231828).

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

4234430443140 is a wasteful number, since it uses less digits than its factorization.

4234430443140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208182549 (or 208182544 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 4234430443140 its reverse (413440344324), we get a palindrome (4647870787464).

The spelling of 4234430443140 in words is "four trillion, two hundred thirty-four billion, four hundred thirty million, four hundred forty-three thousand, one hundred forty".