43769873785 has 16 divisors (see below), whose sum is σ = 57663715392. Its totient is φ = 31629873600.

The previous prime is 43769873711. The next prime is 43769873789. The reversal of 43769873785 is 58737896734.

It is not a de Polignac number, because 43769873785 - 2¹¹ = 43769871737 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43769873785.

It is not an unprimeable number, because it can be changed into a prime (43769873789) 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, 2525811 + ... + 2543080.

It is an arithmetic number, because the mean of its divisors is an integer number (3603982212).

Almost surely, 2^43769873785 is an apocalyptic number.

It is an amenable number.

43769873785 is a deficient number, since it is larger than the sum of its proper divisors (13893841607).

43769873785 is a wasteful number, since it uses less digits than its factorization.

43769873785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5069064.

The product of its digits is 213373440, while the sum is 67.

The spelling of 43769873785 in words is "forty-three billion, seven hundred sixty-nine million, eight hundred seventy-three thousand, seven hundred eighty-five".