43434005001252 has 192 divisors, whose sum is σ = 108138014772480. Its totient is φ = 13544676827136.

The previous prime is 43434005001217. The next prime is 43434005001259. The reversal of 43434005001252 is 25210050043434.

It is not an unprimeable number, because it can be changed into a prime (43434005001259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1183050448 + ... + 1183087160.

It is an arithmetic number, because the mean of its divisors is an integer number (563218826940).

Almost surely, 2^{43434005001252} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43434005001252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54069007386240).

43434005001252 is an abundant number, since it is smaller than the sum of its proper divisors (64704009771228).

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

43434005001252 is a wasteful number, since it uses less digits than its factorization.

43434005001252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37422 (or 37420 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 43434005001252 its reverse (25210050043434), we get a palindrome (68644055044686).

The spelling of 43434005001252 in words is "forty-three trillion, four hundred thirty-four billion, five million, one thousand, two hundred fifty-two".