43430803811343 has 56 divisors (see below), whose sum is σ = 70145231032800. Its totient is φ = 26719080085440.

The previous prime is 43430803811321. The next prime is 43430803811357. The reversal of 43430803811343 is 34311830803434.

43430803811343 is a `hidden beast` number, since 4 + 3 + 430 + 8 + 0 + 3 + 81 + 134 + 3 = 666.

It is not a de Polignac number, because 43430803811343 - 2¹² = 43430803807247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43430803811303) 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 55 ways as a sum of consecutive naturals, for example, 32910958 + ... + 34205156.

It is an arithmetic number, because the mean of its divisors is an integer number (1252593411300).

Almost surely, 2^{43430803811343} is an apocalyptic number.

43430803811343 is a deficient number, since it is larger than the sum of its proper divisors (26714427221457).

43430803811343 is a wasteful number, since it uses less digits than its factorization.

43430803811343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297771 (or 1297756 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 43430803811343 in words is "forty-three trillion, four hundred thirty billion, eight hundred three million, eight hundred eleven thousand, three hundred forty-three".