4243434301240 has 16 divisors (see below), whose sum is σ = 9547727177880. Its totient is φ = 1697373720480.

The previous prime is 4243434301217. The next prime is 4243434301243. The reversal of 4243434301240 is 421034343424.

It is a junction number, because it is equal to n+sod(n) for n = 4243434301196 and 4243434301205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4243434301243) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 53042928726 + ... + 53042928805.

Almost surely, 2^{4243434301240} is an apocalyptic number.

4243434301240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4243434301240 is an abundant number, since it is smaller than the sum of its proper divisors (5304292876640).

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

4243434301240 is a wasteful number, since it uses less digits than its factorization.

4243434301240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106085857542 (or 106085857538 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 4243434301240 its reverse (421034343424), we get a palindrome (4664468644664).

The spelling of 4243434301240 in words is "four trillion, two hundred forty-three billion, four hundred thirty-four million, three hundred one thousand, two hundred forty".