216793352313 has 8 divisors (see below), whose sum is σ = 321175336800. Its totient is φ = 144528901524.

The previous prime is 216793352311. The next prime is 216793352327. The reversal of 216793352313 is 313253397612.

216793352313 is a `hidden beast` number, since 2 + 16 + 79 + 33 + 523 + 13 = 666.

It is not a de Polignac number, because 216793352313 - 2¹ = 216793352311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (216793352311) 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, 4014691683 + ... + 4014691736.

It is an arithmetic number, because the mean of its divisors is an integer number (40146917100).

Almost surely, 2^216793352313 is an apocalyptic number.

It is an amenable number.

216793352313 is a deficient number, since it is larger than the sum of its proper divisors (104381984487).

216793352313 is an equidigital number, since it uses as much as digits as its factorization.

216793352313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8029383428 (or 8029383422 counting only the distinct ones).

The product of its digits is 612360, while the sum is 45.

The spelling of 216793352313 in words is "two hundred sixteen billion, seven hundred ninety-three million, three hundred fifty-two thousand, three hundred thirteen".