20353335338 has 16 divisors (see below), whose sum is σ = 34895862720. Its totient is φ = 8721750336.

The previous prime is 20353335313. The next prime is 20353335377. The reversal of 20353335338 is 83353335302.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27218 + ... + 203586.

It is an arithmetic number, because the mean of its divisors is an integer number (2180991420).

Almost surely, 2^20353335338 is an apocalyptic number.

20353335338 is a deficient number, since it is larger than the sum of its proper divisors (14542527382).

20353335338 is a wasteful number, since it uses less digits than its factorization.

20353335338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184621.

The product of its (nonzero) digits is 291600, while the sum is 38.

The spelling of 20353335338 in words is "twenty billion, three hundred fifty-three million, three hundred thirty-five thousand, three hundred thirty-eight".