43431204040134 has 16 divisors (see below), whose sum is σ = 86869664293440. Its totient is φ = 14475858644520.

The previous prime is 43431204040121. The next prime is 43431204040163. The reversal of 43431204040134 is 43104040213434.

43431204040134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 43431204040095 and 43431204040104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302264404 + ... + 302408055.

It is an arithmetic number, because the mean of its divisors is an integer number (5429354018340).

Almost surely, 2^{43431204040134} is an apocalyptic number.

43431204040134 is an abundant number, since it is smaller than the sum of its proper divisors (43438460253306).

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

43431204040134 is a wasteful number, since it uses less digits than its factorization.

43431204040134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604684435.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 43431204040134 its reverse (43104040213434), we get a palindrome (86535244253568).

The spelling of 43431204040134 in words is "forty-three trillion, four hundred thirty-one billion, two hundred four million, forty thousand, one hundred thirty-four".