7805341338066 has 12 divisors (see below), whose sum is σ = 16911572899182. Its totient is φ = 2601780446016.

The previous prime is 7805341338029. The next prime is 7805341338071. The reversal of 7805341338066 is 6608331435087.

7805341338066 is a `hidden beast` number, since 7 + 8 + 0 + 534 + 13 + 38 + 0 + 66 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6681857935041 + 1123483403025 = 2584929^2 + 1059945^2 .

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 5 ways as a sum of consecutive naturals, for example, 216815037151 + ... + 216815037186.

Almost surely, 2^{7805341338066} is an apocalyptic number.

7805341338066 is an abundant number, since it is smaller than the sum of its proper divisors (9106231561116).

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

7805341338066 is a wasteful number, since it uses less digits than its factorization.

7805341338066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433630074345 (or 433630074342 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 54.

The spelling of 7805341338066 in words is "seven trillion, eight hundred five billion, three hundred forty-one million, three hundred thirty-eight thousand, sixty-six".