20567168083056 has 120 divisors (see below), whose sum is σ = 62972598384144. Its totient is φ = 5765459481600.

The previous prime is 20567168082997. The next prime is 20567168083057. The reversal of 20567168083056 is 65038086176502.

It is a junction number, because it is equal to n+sod(n) for n = 20567168082987 and 20567168083005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20567168083057) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 82371045 + ... + 82620356.

Almost surely, 2^{20567168083056} is an apocalyptic number.

It is an amenable number.

20567168083056 is an abundant number, since it is smaller than the sum of its proper divisors (42405430301088).

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

20567168083056 is a wasteful number, since it uses less digits than its factorization.

20567168083056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164991479 (or 164991466 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 57.

The spelling of 20567168083056 in words is "twenty trillion, five hundred sixty-seven billion, one hundred sixty-eight million, eighty-three thousand, fifty-six".