43240004235 has 12 divisors (see below), whose sum is σ = 74949340752. Its totient is φ = 23061335568.

The previous prime is 43240004221. The next prime is 43240004263. The reversal of 43240004235 is 53240004234.

It is not a de Polignac number, because 43240004235 - 2⁷ = 43240004107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43240004199 and 43240004208.

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, 480444447 + ... + 480444536.

It is an arithmetic number, because the mean of its divisors is an integer number (6245778396).

Almost surely, 2^43240004235 is an apocalyptic number.

43240004235 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

43240004235 is a deficient number, since it is larger than the sum of its proper divisors (31709336517).

43240004235 is a wasteful number, since it uses less digits than its factorization.

43240004235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960888994 (or 960888991 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

Adding to 43240004235 its reverse (53240004234), we get a palindrome (96480008469).

Subtracting 43240004235 from its reverse (53240004234), we obtain a palindrome (9999999999).

The spelling of 43240004235 in words is "forty-three billion, two hundred forty million, four thousand, two hundred thirty-five".