41665323543 has 4 divisors (see below), whose sum is σ = 55553764728. Its totient is φ = 27776882360.

The previous prime is 41665323527. The next prime is 41665323563. The reversal of 41665323543 is 34532356614.

41665323543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 41665323543 - 2⁴ = 41665323527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41665323495 and 41665323504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41665323503) 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, 6944220588 + ... + 6944220593.

It is an arithmetic number, because the mean of its divisors is an integer number (13888441182).

Almost surely, 2^41665323543 is an apocalyptic number.

41665323543 is a deficient number, since it is larger than the sum of its proper divisors (13888441185).

41665323543 is a wasteful number, since it uses less digits than its factorization.

41665323543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13888441184.

The product of its digits is 777600, while the sum is 42.

The spelling of 41665323543 in words is "forty-one billion, six hundred sixty-five million, three hundred twenty-three thousand, five hundred forty-three".