43628312171873 has 16 divisors (see below), whose sum is σ = 51403350309696. Its totient is φ = 36505663314240.

The previous prime is 43628312171863. The next prime is 43628312171933. The reversal of 43628312171873 is 37817121382634.

It is a cyclic number.

It is not a de Polignac number, because 43628312171873 - 2²⁶ = 43628245063009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43628312171813) 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 15 ways as a sum of consecutive naturals, for example, 439565786 + ... + 439665027.

It is an arithmetic number, because the mean of its divisors is an integer number (3212709394356).

Almost surely, 2^{43628312171873} is an apocalyptic number.

It is an amenable number.

43628312171873 is a deficient number, since it is larger than the sum of its proper divisors (7775038137823).

43628312171873 is a wasteful number, since it uses less digits than its factorization.

43628312171873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879231184.

The product of its digits is 8128512, while the sum is 56.

The spelling of 43628312171873 in words is "forty-three trillion, six hundred twenty-eight billion, three hundred twelve million, one hundred seventy-one thousand, eight hundred seventy-three".