11563623410249 has 2 divisors, whose sum is σ = 11563623410250. Its totient is φ = 11563623410248.

The previous prime is 11563623410233. The next prime is 11563623410309. The reversal of 11563623410249 is 94201432636511.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8560656739600 + 3002966670649 = 2925860^2 + 1732907^2 .

It is a cyclic number.

It is not a de Polignac number, because 11563623410249 - 2⁴ = 11563623410233 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11563623490249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5781811705124 + 5781811705125.

It is an arithmetic number, because the mean of its divisors is an integer number (5781811705125).

Almost surely, 2^{11563623410249} is an apocalyptic number.

It is an amenable number.

11563623410249 is a deficient number, since it is larger than the sum of its proper divisors (1).

11563623410249 is an equidigital number, since it uses as much as digits as its factorization.

11563623410249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 11563623410249 in words is "eleven trillion, five hundred sixty-three billion, six hundred twenty-three million, four hundred ten thousand, two hundred forty-nine".