43046216429 has 2 divisors, whose sum is σ = 43046216430. Its totient is φ = 43046216428.

The previous prime is 43046216413. The next prime is 43046216471. The reversal of 43046216429 is 92461264034.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36174138025 + 6872078404 = 190195^2 + 82898^2 .

It is a cyclic number.

It is not a de Polignac number, because 43046216429 - 2⁴ = 43046216413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43046216929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21523108214 + 21523108215.

It is an arithmetic number, because the mean of its divisors is an integer number (21523108215).

Almost surely, 2^43046216429 is an apocalyptic number.

It is an amenable number.

43046216429 is a deficient number, since it is larger than the sum of its proper divisors (1).

43046216429 is an equidigital number, since it uses as much as digits as its factorization.

43046216429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 43046216429 in words is "forty-three billion, forty-six million, two hundred sixteen thousand, four hundred twenty-nine".