43000852040013 has 16 divisors (see below), whose sum is σ = 65538761932800. Its totient is φ = 24566795178096.

The previous prime is 43000852040009. The next prime is 43000852040039. The reversal of 43000852040013 is 31004025800034.

43000852040013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43000852040013 - 2² = 43000852040009 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43000852020013) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 213241545 + ... + 213443102.

It is an arithmetic number, because the mean of its divisors is an integer number (4096172620800).

Almost surely, 2^{43000852040013} is an apocalyptic number.

It is an amenable number.

43000852040013 is a deficient number, since it is larger than the sum of its proper divisors (22537909892787).

43000852040013 is a wasteful number, since it uses less digits than its factorization.

43000852040013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426689456.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 43000852040013 its reverse (31004025800034), we get a palindrome (74004877840047).

The spelling of 43000852040013 in words is "forty-three trillion, eight hundred fifty-two million, forty thousand, thirteen".