11344663457837 has 2 divisors, whose sum is σ = 11344663457838. Its totient is φ = 11344663457836.

The previous prime is 11344663457767. The next prime is 11344663457857. The reversal of 11344663457837 is 73875436644311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5865183050596 + 5479480407241 = 2421814^2 + 2340829^2 .

It is a cyclic number.

It is not a de Polignac number, because 11344663457837 - 2¹⁰ = 11344663456813 is a prime.

It is a super-3 number, since 3×11344663457837³ (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 11344663457837.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11344663457857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5672331728918 + 5672331728919.

It is an arithmetic number, because the mean of its divisors is an integer number (5672331728919).

Almost surely, 2^{11344663457837} is an apocalyptic number.

It is an amenable number.

11344663457837 is a deficient number, since it is larger than the sum of its proper divisors (1).

11344663457837 is an equidigital number, since it uses as much as digits as its factorization.

11344663457837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 121927680, while the sum is 62.

The spelling of 11344663457837 in words is "eleven trillion, three hundred forty-four billion, six hundred sixty-three million, four hundred fifty-seven thousand, eight hundred thirty-seven".