43004550041 has 4 divisors (see below), whose sum is σ = 43033471872. Its totient is φ = 42975628212.

The previous prime is 43004550013. The next prime is 43004550053. The reversal of 43004550041 is 14005540034.

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 43004550041 - 2¹⁰ = 43004549017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (43004550241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14458685 + ... + 14461658.

It is an arithmetic number, because the mean of its divisors is an integer number (10758367968).

Almost surely, 2^43004550041 is an apocalyptic number.

It is an amenable number.

43004550041 is a deficient number, since it is larger than the sum of its proper divisors (28921831).

43004550041 is a wasteful number, since it uses less digits than its factorization.

43004550041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28921830.

The product of its (nonzero) digits is 4800, while the sum is 26.

The spelling of 43004550041 in words is "forty-three billion, four million, five hundred fifty thousand, forty-one".