43243240034 has 8 divisors (see below), whose sum is σ = 68680440108. Its totient is φ = 20349760000.

The previous prime is 43243239973. The next prime is 43243240063. The reversal of 43243240034 is 43004234234.

It can be written as a sum of positive squares in 2 ways, for example, as 42442180225 + 801059809 = 206015^2 + 28303^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 43243239979 and 43243240006.

It is an unprimeable number.

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, 635929967 + ... + 635930034.

Almost surely, 2^43243240034 is an apocalyptic number.

43243240034 is a deficient number, since it is larger than the sum of its proper divisors (25437200074).

43243240034 is a wasteful number, since it uses less digits than its factorization.

43243240034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271860020.

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 43243240034 its reverse (43004234234), we get a palindrome (86247474268).

The spelling of 43243240034 in words is "forty-three billion, two hundred forty-three million, two hundred forty thousand, thirty-four".