9366604604491 has 2 divisors, whose sum is σ = 9366604604492. Its totient is φ = 9366604604490.

The previous prime is 9366604604387. The next prime is 9366604604579. The reversal of 9366604604491 is 1944064066639.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9366604604491 - 2²⁵ = 9366571050059 is a prime.

It is not a weakly prime, because it can be changed into another prime (9366604644491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4683302302245 + 4683302302246.

It is an arithmetic number, because the mean of its divisors is an integer number (4683302302246).

Almost surely, 2^{9366604604491} is an apocalyptic number.

9366604604491 is a deficient number, since it is larger than the sum of its proper divisors (1).

9366604604491 is an equidigital number, since it uses as much as digits as its factorization.

9366604604491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20155392, while the sum is 58.

The spelling of 9366604604491 in words is "nine trillion, three hundred sixty-six billion, six hundred four million, six hundred four thousand, four hundred ninety-one".