20542200850084 has 12 divisors (see below), whose sum is σ = 35949247657344. Its totient is φ = 10270987233704.

The previous prime is 20542200850057. The next prime is 20542200850133. The reversal of 20542200850084 is 48005800224502.

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 3 ways as a sum of consecutive naturals, for example, 27888844 + ... + 28615939.

It is an arithmetic number, because the mean of its divisors is an integer number (2995770638112).

Almost surely, 2^{20542200850084} is an apocalyptic number.

It is an amenable number.

20542200850084 is a deficient number, since it is larger than the sum of its proper divisors (15407046807260).

20542200850084 is a wasteful number, since it uses less digits than its factorization.

20542200850084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56595674 (or 56595672 counting only the distinct ones).

The product of its (nonzero) digits is 204800, while the sum is 40.

The spelling of 20542200850084 in words is "twenty trillion, five hundred forty-two billion, two hundred million, eight hundred fifty thousand, eighty-four".