43424512452 has 30 divisors (see below), whose sum is σ = 113520254078. Its totient is φ = 14474837376.

The previous prime is 43424512447. The next prime is 43424512477. The reversal of 43424512452 is 25421542434.

It can be written as a sum of positive squares in only one way, i.e., 35809506756 + 7615005696 = 189234^2 + 87264^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 67012813 + ... + 67013460.

Almost surely, 2^43424512452 is an apocalyptic number.

It is an amenable number.

43424512452 is an abundant number, since it is smaller than the sum of its proper divisors (70095741626).

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

43424512452 is a wasteful number, since it uses less digits than its factorization.

43424512452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134026289 (or 134026278 counting only the distinct ones).

The product of its digits is 153600, while the sum is 36.

The spelling of 43424512452 in words is "forty-three billion, four hundred twenty-four million, five hundred twelve thousand, four hundred fifty-two".