43434401531252 has 48 divisors (see below), whose sum is σ = 80822657446272. Its totient is φ = 20353197680640.

The previous prime is 43434401531231. The next prime is 43434401531363. The reversal of 43434401531252 is 25213510443434.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 17351708 + ... + 19696460.

It is an arithmetic number, because the mean of its divisors is an integer number (1683805363464).

Almost surely, 2^{43434401531252} is an apocalyptic number.

It is an amenable number.

43434401531252 is a deficient number, since it is larger than the sum of its proper divisors (37388255915020).

43434401531252 is a wasteful number, since it uses less digits than its factorization.

43434401531252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2345928 (or 2345926 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 41.

Adding to 43434401531252 its reverse (25213510443434), we get a palindrome (68647911974686).

The spelling of 43434401531252 in words is "forty-three trillion, four hundred thirty-four billion, four hundred one million, five hundred thirty-one thousand, two hundred fifty-two".