366492538100009 has 2 divisors, whose sum is σ = 366492538100010. Its totient is φ = 366492538100008.

The previous prime is 366492538099997. The next prime is 366492538100011. The reversal of 366492538100009 is 900001835294663.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 366439019904409 + 53518195600 = 19142597^2 + 231340^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-366492538100009 is a prime.

Together with 366492538100011, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (366492538100089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183246269050004 + 183246269050005.

It is an arithmetic number, because the mean of its divisors is an integer number (183246269050005).

Almost surely, 2^{366492538100009} is an apocalyptic number.

It is an amenable number.

366492538100009 is a deficient number, since it is larger than the sum of its proper divisors (1).

366492538100009 is an equidigital number, since it uses as much as digits as its factorization.

366492538100009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8398080, while the sum is 56.

The spelling of 366492538100009 in words is "three hundred sixty-six trillion, four hundred ninety-two billion, five hundred thirty-eight million, one hundred thousand, nine".