43872328911 has 8 divisors (see below), whose sum is σ = 59297759920. Its totient is φ = 28847558592.

The previous prime is 43872328909. The next prime is 43872328919. The reversal of 43872328911 is 11982327834.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43872328911 - 2¹ = 43872328909 is a prime.

It is a super-3 number, since 3×43872328911³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43872328919) 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 7 ways as a sum of consecutive naturals, for example, 100164916 + ... + 100165353.

It is an arithmetic number, because the mean of its divisors is an integer number (7412219990).

Almost surely, 2^43872328911 is an apocalyptic number.

43872328911 is a deficient number, since it is larger than the sum of its proper divisors (15425431009).

43872328911 is a wasteful number, since it uses less digits than its factorization.

43872328911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200330345.

The product of its digits is 580608, while the sum is 48.

The spelling of 43872328911 in words is "forty-three billion, eight hundred seventy-two million, three hundred twenty-eight thousand, nine hundred eleven".