36871342657 has 2 divisors, whose sum is σ = 36871342658. Its totient is φ = 36871342656.

The previous prime is 36871342591. The next prime is 36871342663. The reversal of 36871342657 is 75624317863.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31472179216 + 5399163441 = 177404^2 + 73479^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36871342657 is a prime.

It is not a weakly prime, because it can be changed into another prime (36871342667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18435671328 + 18435671329.

It is an arithmetic number, because the mean of its divisors is an integer number (18435671329).

Almost surely, 2^36871342657 is an apocalyptic number.

It is an amenable number.

36871342657 is a deficient number, since it is larger than the sum of its proper divisors (1).

36871342657 is an equidigital number, since it uses as much as digits as its factorization.

36871342657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5080320, while the sum is 52.

The spelling of 36871342657 in words is "thirty-six billion, eight hundred seventy-one million, three hundred forty-two thousand, six hundred fifty-seven".