216343145041 has 8 divisors (see below), whose sum is σ = 216691021184. Its totient is φ = 215995550400.

The previous prime is 216343145027. The next prime is 216343145087. The reversal of 216343145041 is 140541343612.

216343145041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-216343145041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 216343144988 and 216343145006.

It is not an unprimeable number, because it can be changed into a prime (216343445041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1495780 + ... + 1634026.

It is an arithmetic number, because the mean of its divisors is an integer number (27086377648).

Almost surely, 2^216343145041 is an apocalyptic number.

It is an amenable number.

216343145041 is a deficient number, since it is larger than the sum of its proper divisors (347876143).

216343145041 is a wasteful number, since it uses less digits than its factorization.

216343145041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140751.

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 216343145041 its reverse (140541343612), we get a palindrome (356884488653).

The spelling of 216343145041 in words is "two hundred sixteen billion, three hundred forty-three million, one hundred forty-five thousand, forty-one".