216334353110263 has 4 divisors (see below), whose sum is σ = 217455256494448. Its totient is φ = 215213449726080.

The previous prime is 216334353110261. The next prime is 216334353110387. The reversal of 216334353110263 is 362011353433612.

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 216334353110263 - 2¹ = 216334353110261 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 (216334353110261) 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, 560451691803 + ... + 560451692188.

It is an arithmetic number, because the mean of its divisors is an integer number (54363814123612).

Almost surely, 2^{216334353110263} is an apocalyptic number.

216334353110263 is a deficient number, since it is larger than the sum of its proper divisors (1120903384185).

216334353110263 is a wasteful number, since it uses less digits than its factorization.

216334353110263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120903384184.

The product of its (nonzero) digits is 699840, while the sum is 43.

The spelling of 216334353110263 in words is "two hundred sixteen trillion, three hundred thirty-four billion, three hundred fifty-three million, one hundred ten thousand, two hundred sixty-three".