11600344336409 has 2 divisors, whose sum is σ = 11600344336410. Its totient is φ = 11600344336408.

The previous prime is 11600344336379. The next prime is 11600344336453. The reversal of 11600344336409 is 90463344300611.

It is a happy number.

It is an a-pointer prime, because the next prime (11600344336453) can be obtained adding 11600344336409 to its sum of digits (44).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9864643484809 + 1735700851600 = 3140803^2 + 1317460^2 .

It is a cyclic number.

It is not a de Polignac number, because 11600344336409 - 2⁸ = 11600344336153 is a prime.

It is a super-3 number, since 3×11600344336409³ (a number of 40 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11600344336409.

It is not a weakly prime, because it can be changed into another prime (11600343336409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5800172168204 + 5800172168205.

It is an arithmetic number, because the mean of its divisors is an integer number (5800172168205).

Almost surely, 2^{11600344336409} is an apocalyptic number.

It is an amenable number.

11600344336409 is a deficient number, since it is larger than the sum of its proper divisors (1).

11600344336409 is an equidigital number, since it uses as much as digits as its factorization.

11600344336409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 44.

The spelling of 11600344336409 in words is "eleven trillion, six hundred billion, three hundred forty-four million, three hundred thirty-six thousand, four hundred nine".