21833368667706 has 32 divisors (see below), whose sum is σ = 43712734186368. Its totient is φ = 7270124368320.

The previous prime is 21833368667687. The next prime is 21833368667723. The reversal of 21833368667706 is 60776686333812.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98541360 + ... + 98762676.

It is an arithmetic number, because the mean of its divisors is an integer number (1366022943324).

Almost surely, 2^{21833368667706} is an apocalyptic number.

21833368667706 is an abundant number, since it is smaller than the sum of its proper divisors (21879365518662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21833368667706 is a wasteful number, since it uses less digits than its factorization.

21833368667706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238566.

The product of its (nonzero) digits is 219469824, while the sum is 66.

The spelling of 21833368667706 in words is "twenty-one trillion, eight hundred thirty-three billion, three hundred sixty-eight million, six hundred sixty-seven thousand, seven hundred six".