367316638561 has 2 divisors, whose sum is σ = 367316638562. Its totient is φ = 367316638560.

The previous prime is 367316638519. The next prime is 367316638643. The reversal of 367316638561 is 165836613763.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 225951918336 + 141364720225 = 475344^2 + 375985^2 .

It is a cyclic number.

It is not a de Polignac number, because 367316638561 - 2²⁹ = 366779767649 is a prime.

It is not a weakly prime, because it can be changed into another prime (367316638261) by changing a digit.

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 as a sum of consecutive naturals, namely, 183658319280 + 183658319281.

It is an arithmetic number, because the mean of its divisors is an integer number (183658319281).

Almost surely, 2^367316638561 is an apocalyptic number.

It is an amenable number.

367316638561 is a deficient number, since it is larger than the sum of its proper divisors (1).

367316638561 is an equidigital number, since it uses as much as digits as its factorization.

367316638561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9797760, while the sum is 55.

The spelling of 367316638561 in words is "three hundred sixty-seven billion, three hundred sixteen million, six hundred thirty-eight thousand, five hundred sixty-one".