11338960618637 has 2 divisors, whose sum is σ = 11338960618638. Its totient is φ = 11338960618636.

The previous prime is 11338960618607. The next prime is 11338960618751. The reversal of 11338960618637 is 73681606983311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6457463651716 + 4881496966921 = 2541154^2 + 2209411^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11338960618637 is a prime.

It is a super-2 number, since 2×11338960618637² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11338960618637.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11338960618607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5669480309318 + 5669480309319.

It is an arithmetic number, because the mean of its divisors is an integer number (5669480309319).

Almost surely, 2^{11338960618637} is an apocalyptic number.

It is an amenable number.

11338960618637 is a deficient number, since it is larger than the sum of its proper divisors (1).

11338960618637 is an equidigital number, since it uses as much as digits as its factorization.

11338960618637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23514624, while the sum is 62.

The spelling of 11338960618637 in words is "eleven trillion, three hundred thirty-eight billion, nine hundred sixty million, six hundred eighteen thousand, six hundred thirty-seven".