41216818943 has 4 divisors (see below), whose sum is σ = 41219375808. Its totient is φ = 41214262080.

The previous prime is 41216818927. The next prime is 41216818949. The reversal of 41216818943 is 34981861214.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 41216818943 - 2⁴ = 41216818927 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 (41216818949) 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, 1254098 + ... + 1286543.

It is an arithmetic number, because the mean of its divisors is an integer number (10304843952).

Almost surely, 2^41216818943 is an apocalyptic number.

41216818943 is a deficient number, since it is larger than the sum of its proper divisors (2556865).

41216818943 is a wasteful number, since it uses less digits than its factorization.

41216818943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2556864.

The product of its digits is 331776, while the sum is 47.

The spelling of 41216818943 in words is "forty-one billion, two hundred sixteen million, eight hundred eighteen thousand, nine hundred forty-three".