4066071072373 has 2 divisors, whose sum is σ = 4066071072374. Its totient is φ = 4066071072372.

The previous prime is 4066071072359. The next prime is 4066071072431. The reversal of 4066071072373 is 3732701706604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3862235076049 + 203835996324 = 1965257^2 + 451482^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4066071072373 is a prime.

It is a super-2 number, since 2×4066071072373² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4066071072313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2033035536186 + 2033035536187.

It is an arithmetic number, because the mean of its divisors is an integer number (2033035536187).

Almost surely, 2^{4066071072373} is an apocalyptic number.

It is an amenable number.

4066071072373 is a deficient number, since it is larger than the sum of its proper divisors (1).

4066071072373 is an equidigital number, since it uses as much as digits as its factorization.

4066071072373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 889056, while the sum is 46.

Adding to 4066071072373 its reverse (3732701706604), we get a palindrome (7798772778977).

The spelling of 4066071072373 in words is "four trillion, sixty-six billion, seventy-one million, seventy-two thousand, three hundred seventy-three".