21943336069339 has 8 divisors (see below), whose sum is σ = 23728463535168. Its totient is φ = 20213135602560.

The previous prime is 21943336069307. The next prime is 21943336069393. The reversal of 21943336069339 is 93396063334912.

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 21943336069339 - 2⁵ = 21943336069307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21943334069339) 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, 13731748932 + ... + 13731750529.

It is an arithmetic number, because the mean of its divisors is an integer number (2966057941896).

Almost surely, 2^{21943336069339} is an apocalyptic number.

21943336069339 is a deficient number, since it is larger than the sum of its proper divisors (1785127465829).

21943336069339 is a wasteful number, since it uses less digits than its factorization.

21943336069339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27463499525.

The product of its (nonzero) digits is 51018336, while the sum is 61.

The spelling of 21943336069339 in words is "twenty-one trillion, nine hundred forty-three billion, three hundred thirty-six million, sixty-nine thousand, three hundred thirty-nine".