20843046226 has 8 divisors (see below), whose sum is σ = 31364457084. Its totient is φ = 10388227200.

The previous prime is 20843046209. The next prime is 20843046251. The reversal of 20843046226 is 62264034802.

It can be written as a sum of positive squares in 2 ways, for example, as 18312855625 + 2530190601 = 135325^2 + 50301^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16647175 + ... + 16648426.

Almost surely, 2^20843046226 is an apocalyptic number.

20843046226 is a deficient number, since it is larger than the sum of its proper divisors (10521410858).

20843046226 is a wasteful number, since it uses less digits than its factorization.

20843046226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33295916.

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 20843046226 in words is "twenty billion, eight hundred forty-three million, forty-six thousand, two hundred twenty-six".