43242855913 has 4 divisors (see below), whose sum is σ = 43395657808. Its totient is φ = 43090054020.

The previous prime is 43242855893. The next prime is 43242855967. The reversal of 43242855913 is 31955824234.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 43242855913 - 2⁵ = 43242855881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43242855413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76400523 + ... + 76401088.

It is an arithmetic number, because the mean of its divisors is an integer number (10848914452).

Almost surely, 2^43242855913 is an apocalyptic number.

It is an amenable number.

43242855913 is a deficient number, since it is larger than the sum of its proper divisors (152801895).

43242855913 is a wasteful number, since it uses less digits than its factorization.

43242855913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152801894.

The product of its digits is 1036800, while the sum is 46.

The spelling of 43242855913 in words is "forty-three billion, two hundred forty-two million, eight hundred fifty-five thousand, nine hundred thirteen".