4071000043549 has 48 divisors (see below), whose sum is σ = 4463036323200. Its totient is φ = 3710325104640.

The previous prime is 4071000043499. The next prime is 4071000043571. The reversal of 4071000043549 is 9453400001704.

It is not a de Polignac number, because 4071000043549 - 2¹⁷ = 4070999912477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4071000043589) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1101161269 + ... + 1101164965.

It is an arithmetic number, because the mean of its divisors is an integer number (92979923400).

Almost surely, 2^{4071000043549} is an apocalyptic number.

It is an amenable number.

4071000043549 is a deficient number, since it is larger than the sum of its proper divisors (392036279651).

4071000043549 is a wasteful number, since it uses less digits than its factorization.

4071000043549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4438 (or 4421 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 4071000043549 in words is "four trillion, seventy-one billion, forty-three thousand, five hundred forty-nine".