11361663755639 has 2 divisors, whose sum is σ = 11361663755640. Its totient is φ = 11361663755638.

The previous prime is 11361663755597. The next prime is 11361663755641. The reversal of 11361663755639 is 93655736616311.

It is a strong prime.

It is an emirp because it is prime and its reverse (93655736616311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11361663755639 - 2⁸ = 11361663755383 is a prime.

It is a Sophie Germain prime.

Together with 11361663755641, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11361663755339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5680831877819 + 5680831877820.

It is an arithmetic number, because the mean of its divisors is an integer number (5680831877820).

Almost surely, 2^{11361663755639} is an apocalyptic number.

11361663755639 is a deficient number, since it is larger than the sum of its proper divisors (1).

11361663755639 is an equidigital number, since it uses as much as digits as its factorization.

11361663755639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55112400, while the sum is 62.

The spelling of 11361663755639 in words is "eleven trillion, three hundred sixty-one billion, six hundred sixty-three million, seven hundred fifty-five thousand, six hundred thirty-nine".