2065808042000 has 80 divisors (see below), whose sum is σ = 5116956337584. Its totient is φ = 806168960000.

The previous prime is 2065808041987. The next prime is 2065808042009. The reversal of 2065808042000 is 2408085602.

It can be written as a sum of positive squares in 8 ways, for example, as 664179360784 + 1401628681216 = 814972^2 + 1183904^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (2065808042009) 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, 12514391 + ... + 12678390.

Almost surely, 2^{2065808042000} is an apocalyptic number.

2065808042000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2065808042000 is an abundant number, since it is smaller than the sum of its proper divisors (3051148295584).

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

2065808042000 is a wasteful number, since it uses less digits than its factorization.

2065808042000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25192845 (or 25192829 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

The spelling of 2065808042000 in words is "two trillion, sixty-five billion, eight hundred eight million, forty-two thousand".