36712432765649 has 2 divisors, whose sum is σ = 36712432765650. Its totient is φ = 36712432765648.

The previous prime is 36712432765637. The next prime is 36712432765807. The reversal of 36712432765649 is 94656723421763.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29150658748225 + 7561774017424 = 5399135^2 + 2749868^2 .

It is an emirp because it is prime and its reverse (94656723421763) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36712432765649 - 2³⁶ = 36643713288913 is a prime.

It is not a weakly prime, because it can be changed into another prime (36712432765249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18356216382824 + 18356216382825.

It is an arithmetic number, because the mean of its divisors is an integer number (18356216382825).

Almost surely, 2^{36712432765649} is an apocalyptic number.

It is an amenable number.

36712432765649 is a deficient number, since it is larger than the sum of its proper divisors (1).

36712432765649 is an equidigital number, since it uses as much as digits as its factorization.

36712432765649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 274337280, while the sum is 65.

The spelling of 36712432765649 in words is "thirty-six trillion, seven hundred twelve billion, four hundred thirty-two million, seven hundred sixty-five thousand, six hundred forty-nine".