13783658813497 has 2 divisors, whose sum is σ = 13783658813498. Its totient is φ = 13783658813496.

The previous prime is 13783658813461. The next prime is 13783658813503. The reversal of 13783658813497 is 79431885638731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10540385587216 + 3243273226281 = 3246596^2 + 1800909^2 .

It is a cyclic number.

It is not a de Polignac number, because 13783658813497 - 2⁷ = 13783658813369 is a prime.

It is not a weakly prime, because it can be changed into another prime (13783658813297) 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, 6891829406748 + 6891829406749.

It is an arithmetic number, because the mean of its divisors is an integer number (6891829406749).

Almost surely, 2^{13783658813497} is an apocalyptic number.

It is an amenable number.

13783658813497 is a deficient number, since it is larger than the sum of its proper divisors (1).

13783658813497 is an equidigital number, since it uses as much as digits as its factorization.

13783658813497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 731566080, while the sum is 73.

The spelling of 13783658813497 in words is "thirteen trillion, seven hundred eighty-three billion, six hundred fifty-eight million, eight hundred thirteen thousand, four hundred ninety-seven".