216834216245 has 8 divisors (see below), whose sum is σ = 260292343200. Its totient is φ = 173406517200.

The previous prime is 216834216229. The next prime is 216834216253. The reversal of 216834216245 is 542612438612.

216834216245 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 not a de Polignac number, because 216834216245 - 2⁴ = 216834216229 is a prime.

It is a super-3 number, since 3×216834216245³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 216834216196 and 216834216205.

It is a congruent number.

It is an unprimeable number.

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, 7591295 + ... + 7619804.

It is an arithmetic number, because the mean of its divisors is an integer number (32536542900).

Almost surely, 2^216834216245 is an apocalyptic number.

It is an amenable number.

216834216245 is a deficient number, since it is larger than the sum of its proper divisors (43458126955).

216834216245 is a wasteful number, since it uses less digits than its factorization.

216834216245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15213955.

The product of its digits is 552960, while the sum is 44.

The spelling of 216834216245 in words is "two hundred sixteen billion, eight hundred thirty-four million, two hundred sixteen thousand, two hundred forty-five".