216046461245 has 8 divisors (see below), whose sum is σ = 262807202616. Its totient is φ = 170469536256.

The previous prime is 216046461229. The next prime is 216046461247. The reversal of 216046461245 is 542164640612.

It can be written as a sum of positive squares in 4 ways, for example, as 15720395161 + 200326066084 = 125381^2 + 447578^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 216046461245 - 2⁴ = 216046461229 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 (216046461247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295953692 + ... + 295954421.

It is an arithmetic number, because the mean of its divisors is an integer number (32850900327).

Almost surely, 2^216046461245 is an apocalyptic number.

It is an amenable number.

216046461245 is a deficient number, since it is larger than the sum of its proper divisors (46760741371).

216046461245 is an equidigital number, since it uses as much as digits as its factorization.

216046461245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591908191.

The product of its (nonzero) digits is 276480, while the sum is 41.

The spelling of 216046461245 in words is "two hundred sixteen billion, forty-six million, four hundred sixty-one thousand, two hundred forty-five".