36810128317 has 2 divisors, whose sum is σ = 36810128318. Its totient is φ = 36810128316.

The previous prime is 36810128219. The next prime is 36810128353. The reversal of 36810128317 is 71382101863.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18798877881 + 18011250436 = 137109^2 + 134206^2 .

It is an emirp because it is prime and its reverse (71382101863) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36810128317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36810128317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36810228317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18405064158 + 18405064159.

It is an arithmetic number, because the mean of its divisors is an integer number (18405064159).

Almost surely, 2^36810128317 is an apocalyptic number.

It is an amenable number.

36810128317 is a deficient number, since it is larger than the sum of its proper divisors (1).

36810128317 is an equidigital number, since it uses as much as digits as its factorization.

36810128317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 40.

The spelling of 36810128317 in words is "thirty-six billion, eight hundred ten million, one hundred twenty-eight thousand, three hundred seventeen".