36662640073 has 2 divisors, whose sum is σ = 36662640074. Its totient is φ = 36662640072.

The previous prime is 36662640041. The next prime is 36662640083. The reversal of 36662640073 is 37004626663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26676035584 + 9986604489 = 163328^2 + 99933^2 .

It is a cyclic number.

It is not a de Polignac number, because 36662640073 - 2⁵ = 36662640041 is a prime.

It is not a weakly prime, because it can be changed into another prime (36662640013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18331320036 + 18331320037.

It is an arithmetic number, because the mean of its divisors is an integer number (18331320037).

Almost surely, 2^36662640073 is an apocalyptic number.

It is an amenable number.

36662640073 is a deficient number, since it is larger than the sum of its proper divisors (1).

36662640073 is an equidigital number, since it uses as much as digits as its factorization.

36662640073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 43.

The spelling of 36662640073 in words is "thirty-six billion, six hundred sixty-two million, six hundred forty thousand, seventy-three".