20334858216 has 32 divisors (see below), whose sum is σ = 51202888800. Its totient is φ = 6729520320.

The previous prime is 20334858169. The next prime is 20334858221. The reversal of 20334858216 is 61285843302.

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, 3044455 + ... + 3051126.

It is an arithmetic number, because the mean of its divisors is an integer number (1600090275).

Almost surely, 2^20334858216 is an apocalyptic number.

It is an amenable number.

20334858216 is an abundant number, since it is smaller than the sum of its proper divisors (30868030584).

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

20334858216 is a wasteful number, since it uses less digits than its factorization.

20334858216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6095729 (or 6095725 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 20334858216 in words is "twenty billion, three hundred thirty-four million, eight hundred fifty-eight thousand, two hundred sixteen".