20013055543086 has 256 divisors, whose sum is σ = 45782319744000. Its totient is φ = 5794659827712.

The previous prime is 20013055543073. The next prime is 20013055543087. The reversal of 20013055543086 is 68034555031002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20013055543087) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3165117121 + ... + 3165123443.

It is an arithmetic number, because the mean of its divisors is an integer number (178837186500).

Almost surely, 2^{20013055543086} is an apocalyptic number.

20013055543086 is an abundant number, since it is smaller than the sum of its proper divisors (25769264200914).

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

20013055543086 is a wasteful number, since it uses less digits than its factorization.

20013055543086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6723.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 20013055543086 in words is "twenty trillion, thirteen billion, fifty-five million, five hundred forty-three thousand, eighty-six".