43043434421252 has 24 divisors (see below), whose sum is σ = 79666321657440. Its totient is φ = 20292364935360.

The previous prime is 43043434421111. The next prime is 43043434421261. The reversal of 43043434421252 is 25212443434034.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1342071593 + ... + 1342103664.

It is an arithmetic number, because the mean of its divisors is an integer number (3319430069060).

Almost surely, 2^{43043434421252} is an apocalyptic number.

It is an amenable number.

43043434421252 is a deficient number, since it is larger than the sum of its proper divisors (36622887236188).

43043434421252 is a wasteful number, since it uses less digits than its factorization.

43043434421252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2684175491 (or 2684175489 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 41.

Adding to 43043434421252 its reverse (25212443434034), we get a palindrome (68255877855286).

The spelling of 43043434421252 in words is "forty-three trillion, forty-three billion, four hundred thirty-four million, four hundred twenty-one thousand, two hundred fifty-two".