20066265440412 has 48 divisors (see below), whose sum is σ = 47102107584672. Its totient is φ = 6648654496000.

The previous prime is 20066265440411. The next prime is 20066265440447. The reversal of 20066265440412 is 21404456266002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20066265440411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8584162 + ... + 10668662.

It is an arithmetic number, because the mean of its divisors is an integer number (981293908014).

Almost surely, 2^{20066265440412} is an apocalyptic number.

It is an amenable number.

20066265440412 is an abundant number, since it is smaller than the sum of its proper divisors (27035842144260).

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

20066265440412 is a wasteful number, since it uses less digits than its factorization.

20066265440412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2089318 (or 2089316 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 42.

The spelling of 20066265440412 in words is "twenty trillion, sixty-six billion, two hundred sixty-five million, four hundred forty thousand, four hundred twelve".