43431311313434 has 32 divisors (see below), whose sum is σ = 71492642371584. Its totient is φ = 19624202207280.

The previous prime is 43431311313433. The next prime is 43431311313457.

43431311313434 is nontrivially palindromic in base 10.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (43431311313433) 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 15 ways as a sum of consecutive naturals, for example, 3129944 + ... + 9831539.

It is an arithmetic number, because the mean of its divisors is an integer number (2234145074112).

Almost surely, 2^{43431311313434} is an apocalyptic number.

43431311313434 is a deficient number, since it is larger than the sum of its proper divisors (28061331058150).

43431311313434 is a wasteful number, since it uses less digits than its factorization.

43431311313434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12962402.

The product of its digits is 186624, while the sum is 38.

It can be divided in two parts, 4343131 and 1313434, that added together give a palindrome (5656565).

The spelling of 43431311313434 in words is "forty-three trillion, four hundred thirty-one billion, three hundred eleven million, three hundred thirteen thousand, four hundred thirty-four".