43243303420 has 48 divisors (see below), whose sum is σ = 91526228640. Its totient is φ = 17161445376.

The previous prime is 43243303319. The next prime is 43243303459. The reversal of 43243303420 is 2430334234.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1921996 + ... + 1944364.

It is an arithmetic number, because the mean of its divisors is an integer number (1906796430).

Almost surely, 2^43243303420 is an apocalyptic number.

It is an amenable number.

43243303420 is an abundant number, since it is smaller than the sum of its proper divisors (48282925220).

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

43243303420 is a wasteful number, since it uses less digits than its factorization.

43243303420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23134 (or 23132 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 43243303420 its reverse (2430334234), we get a palindrome (45673637654).

The spelling of 43243303420 in words is "forty-three billion, two hundred forty-three million, three hundred three thousand, four hundred twenty".