43431011013434 has 16 divisors (see below), whose sum is σ = 71772579860256. Its totient is φ = 19545909546000.

The previous prime is 43431011013407. The next prime is 43431011013457.

43431011013434 is nontrivially palindromic in base 10.

43431011013434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 43431011013434.

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, 9772952552 + ... + 9772956995.

It is an arithmetic number, because the mean of its divisors is an integer number (4485786241266).

Almost surely, 2^{43431011013434} is an apocalyptic number.

43431011013434 is a deficient number, since it is larger than the sum of its proper divisors (28341568846822).

43431011013434 is a wasteful number, since it uses less digits than its factorization.

43431011013434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19545909661.

The product of its (nonzero) digits is 20736, while the sum is 32.

It can be divided in two parts, 4343101 and 1013434, that added together give a palindrome (5356535).

The spelling of 43431011013434 in words is "forty-three trillion, four hundred thirty-one billion, eleven million, thirteen thousand, four hundred thirty-four".