36925608787649 has 2 divisors, whose sum is σ = 36925608787650. Its totient is φ = 36925608787648.

The previous prime is 36925608787637. The next prime is 36925608787679. The reversal of 36925608787649 is 94678780652963.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19995206560000 + 16930402227649 = 4471600^2 + 4114657^2 .

It is a cyclic number.

It is not a de Polignac number, because 36925608787649 - 2¹⁶ = 36925608722113 is a prime.

It is not a weakly prime, because it can be changed into another prime (36925608787619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18462804393824 + 18462804393825.

It is an arithmetic number, because the mean of its divisors is an integer number (18462804393825).

Almost surely, 2^{36925608787649} is an apocalyptic number.

It is an amenable number.

36925608787649 is a deficient number, since it is larger than the sum of its proper divisors (1).

36925608787649 is an equidigital number, since it uses as much as digits as its factorization.

36925608787649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6584094720, while the sum is 80.

The spelling of 36925608787649 in words is "thirty-six trillion, nine hundred twenty-five billion, six hundred eight million, seven hundred eighty-seven thousand, six hundred forty-nine".