20562244386112 has 56 divisors (see below), whose sum is σ = 47936630945952. Its totient is φ = 8627515123200.

The previous prime is 20562244386091. The next prime is 20562244386113. The reversal of 20562244386112 is 21168344226502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20562244386113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1123365214 + ... + 1123383517.

It is an arithmetic number, because the mean of its divisors is an integer number (856011266892).

Almost surely, 2^{20562244386112} is an apocalyptic number.

20562244386112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20562244386112 is an abundant number, since it is smaller than the sum of its proper divisors (27374386559840).

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

20562244386112 is a wasteful number, since it uses less digits than its factorization.

20562244386112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2246748767 (or 2246748757 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 46.

The spelling of 20562244386112 in words is "twenty trillion, five hundred sixty-two billion, two hundred forty-four million, three hundred eighty-six thousand, one hundred twelve".