11001336680557 has 2 divisors, whose sum is σ = 11001336680558. Its totient is φ = 11001336680556.

The previous prime is 11001336680407. The next prime is 11001336680591. The reversal of 11001336680557 is 75508663310011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9465338343241 + 1535998337316 = 3076579^2 + 1239354^2 .

It is a cyclic number.

It is not a de Polignac number, because 11001336680557 - 2³⁹ = 10451580866669 is a prime.

It is a super-2 number, since 2×11001336680557² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11001336680597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500668340278 + 5500668340279.

It is an arithmetic number, because the mean of its divisors is an integer number (5500668340279).

Almost surely, 2^{11001336680557} is an apocalyptic number.

It is an amenable number.

11001336680557 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001336680557 is an equidigital number, since it uses as much as digits as its factorization.

11001336680557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 453600, while the sum is 46.

Adding to 11001336680557 its reverse (75508663310011), we get a palindrome (86509999990568).

The spelling of 11001336680557 in words is "eleven trillion, one billion, three hundred thirty-six million, six hundred eighty thousand, five hundred fifty-seven".