220784208325338 has 64 divisors (see below), whose sum is σ = 505934069760000. Its totient is φ = 62920676893824.

The previous prime is 220784208325297. The next prime is 220784208325363. The reversal of 220784208325338 is 833523802487022.

220784208325338 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 172499463 + ... + 173774661.

It is an arithmetic number, because the mean of its divisors is an integer number (7905219840000).

Almost surely, 2^{220784208325338} is an apocalyptic number.

220784208325338 is an abundant number, since it is smaller than the sum of its proper divisors (285149861434662).

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

220784208325338 is a wasteful number, since it uses less digits than its factorization.

220784208325338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285699.

The product of its (nonzero) digits is 30965760, while the sum is 57.

The spelling of 220784208325338 in words is "two hundred twenty trillion, seven hundred eighty-four billion, two hundred eight million, three hundred twenty-five thousand, three hundred thirty-eight".