2042161365066 has 8 divisors (see below), whose sum is σ = 4084322730144. Its totient is φ = 680720455020.

The previous prime is 2042161365047. The next prime is 2042161365119. The reversal of 2042161365066 is 6605631612402.

It is a sphenic number, since it is the product of 3 distinct primes.

2042161365066 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170180113750 + ... + 170180113761.

It is an arithmetic number, because the mean of its divisors is an integer number (510540341268).

Almost surely, 2^{2042161365066} is an apocalyptic number.

2042161365066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2042161365066 is a wasteful number, since it uses less digits than its factorization.

2042161365066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340360227516.

The product of its (nonzero) digits is 311040, while the sum is 42.

Adding to 2042161365066 its reverse (6605631612402), we get a palindrome (8647792977468).

The spelling of 2042161365066 in words is "two trillion, forty-two billion, one hundred sixty-one million, three hundred sixty-five thousand, sixty-six".