3634741773181 has 2 divisors, whose sum is σ = 3634741773182. Its totient is φ = 3634741773180.

The previous prime is 3634741773151. The next prime is 3634741773193. The reversal of 3634741773181 is 1813771474363.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3337161704100 + 297580069081 = 1826790^2 + 545509^2 .

It is a cyclic number.

It is not a de Polignac number, because 3634741773181 - 2¹⁷ = 3634741642109 is a prime.

It is a super-2 number, since 2×3634741773181² (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 (3634741773101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1817370886590 + 1817370886591.

It is an arithmetic number, because the mean of its divisors is an integer number (1817370886591).

Almost surely, 2^{3634741773181} is an apocalyptic number.

It is an amenable number.

3634741773181 is a deficient number, since it is larger than the sum of its proper divisors (1).

3634741773181 is an equidigital number, since it uses as much as digits as its factorization.

3634741773181 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7112448, while the sum is 55.

The spelling of 3634741773181 in words is "three trillion, six hundred thirty-four billion, seven hundred forty-one million, seven hundred seventy-three thousand, one hundred eighty-one".