2066546795112 has 96 divisors (see below), whose sum is σ = 5642119271880. Its totient is φ = 683290982400.

The previous prime is 2066546795107. The next prime is 2066546795123. The reversal of 2066546795112 is 2115976456602.

2066546795112 is a `hidden beast` number, since 2 + 0 + 6 + 6 + 54 + 6 + 79 + 511 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1194837003396 + 871709791716 = 1093086^2 + 933654^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12752548 + ... + 12913580.

Almost surely, 2^{2066546795112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2066546795112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2821059635940).

2066546795112 is an abundant number, since it is smaller than the sum of its proper divisors (3575572476768).

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

2066546795112 is a wasteful number, since it uses less digits than its factorization.

2066546795112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162483 (or 162476 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The spelling of 2066546795112 in words is "two trillion, sixty-six billion, five hundred forty-six million, seven hundred ninety-five thousand, one hundred twelve".