20834585230736 has 160 divisors (see below), whose sum is σ = 42781384459008. Its totient is φ = 9817698908160.

The previous prime is 20834585230661. The next prime is 20834585230799. The reversal of 20834585230736 is 63703258543802.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1069692230 + ... + 1069711706.

Almost surely, 2^{20834585230736} is an apocalyptic number.

It is an amenable number.

20834585230736 is an abundant number, since it is smaller than the sum of its proper divisors (21946799228272).

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

20834585230736 is a wasteful number, since it uses less digits than its factorization.

20834585230736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20009 (or 20003 counting only the distinct ones).

The product of its (nonzero) digits is 29030400, while the sum is 56.

The spelling of 20834585230736 in words is "twenty trillion, eight hundred thirty-four billion, five hundred eighty-five million, two hundred thirty thousand, seven hundred thirty-six".