216698651133 has 8 divisors (see below), whose sum is σ = 289150593600. Its totient is φ = 144356238048.

The previous prime is 216698651119. The next prime is 216698651171. The reversal of 216698651133 is 331156896612.

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

It is not a de Polignac number, because 216698651133 - 2⁶ = 216698651069 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216698652133) 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, 27377728 + ... + 27385641.

It is an arithmetic number, because the mean of its divisors is an integer number (36143824200).

Almost surely, 2^216698651133 is an apocalyptic number.

It is an amenable number.

216698651133 is a deficient number, since it is larger than the sum of its proper divisors (72451942467).

216698651133 is a wasteful number, since it uses less digits than its factorization.

216698651133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54764691.

The product of its digits is 1399680, while the sum is 51.

The spelling of 216698651133 in words is "two hundred sixteen billion, six hundred ninety-eight million, six hundred fifty-one thousand, one hundred thirty-three".