36660681041 has 2 divisors, whose sum is σ = 36660681042. Its totient is φ = 36660681040.

The previous prime is 36660680989. The next prime is 36660681049. The reversal of 36660681041 is 14018606663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24057250816 + 12603430225 = 155104^2 + 112265^2 .

It is an emirp because it is prime and its reverse (14018606663) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36660681041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36660681041.

It is not a weakly prime, because it can be changed into another prime (36660681049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18330340520 + 18330340521.

It is an arithmetic number, because the mean of its divisors is an integer number (18330340521).

Almost surely, 2^36660681041 is an apocalyptic number.

It is an amenable number.

36660681041 is a deficient number, since it is larger than the sum of its proper divisors (1).

36660681041 is an equidigital number, since it uses as much as digits as its factorization.

36660681041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 36660681041 in words is "thirty-six billion, six hundred sixty million, six hundred eighty-one thousand, forty-one".