43105426254561 has 16 divisors (see below), whose sum is σ = 62731237924800. Its totient is φ = 26110985718720.

The previous prime is 43105426254509. The next prime is 43105426254589. The reversal of 43105426254561 is 16545262450134.

43105426254561 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 43105426254561 - 2⁴⁵ = 7921054165729 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43105426254561.

It is not an unprimeable number, because it can be changed into a prime (43105426254061) 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, 337811286 + ... + 337938863.

It is an arithmetic number, because the mean of its divisors is an integer number (3920702370300).

Almost surely, 2^{43105426254561} is an apocalyptic number.

It is an amenable number.

43105426254561 is a deficient number, since it is larger than the sum of its proper divisors (19625811670239).

43105426254561 is a wasteful number, since it uses less digits than its factorization.

43105426254561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675752096.

The product of its (nonzero) digits is 3456000, while the sum is 48.

The spelling of 43105426254561 in words is "forty-three trillion, one hundred five billion, four hundred twenty-six million, two hundred fifty-four thousand, five hundred sixty-one".