4665776007181 has 2 divisors, whose sum is σ = 4665776007182. Its totient is φ = 4665776007180.

The previous prime is 4665776007097. The next prime is 4665776007257. The reversal of 4665776007181 is 1817006775664.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4334536622025 + 331239385156 = 2081955^2 + 575534^2 .

It is a cyclic number.

It is not a de Polignac number, because 4665776007181 - 2¹¹ = 4665776005133 is a prime.

It is a super-2 number, since 2×4665776007181² (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 (4665776097181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2332888003590 + 2332888003591.

It is an arithmetic number, because the mean of its divisors is an integer number (2332888003591).

Almost surely, 2^{4665776007181} is an apocalyptic number.

It is an amenable number.

4665776007181 is a deficient number, since it is larger than the sum of its proper divisors (1).

4665776007181 is an equidigital number, since it uses as much as digits as its factorization.

4665776007181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11854080, while the sum is 58.

The spelling of 4665776007181 in words is "four trillion, six hundred sixty-five billion, seven hundred seventy-six million, seven thousand, one hundred eighty-one".