13778339883713 has 2 divisors, whose sum is σ = 13778339883714. Its totient is φ = 13778339883712.

The previous prime is 13778339883673. The next prime is 13778339883719. The reversal of 13778339883713 is 31738893387731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12756162266929 + 1022177616784 = 3571577^2 + 1011028^2 .

It is a cyclic number.

It is not a de Polignac number, because 13778339883713 - 2³⁸ = 13503461976769 is a prime.

It is a super-2 number, since 2×13778339883713² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13778339883719) 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, 6889169941856 + 6889169941857.

It is an arithmetic number, because the mean of its divisors is an integer number (6889169941857).

Almost surely, 2^{13778339883713} is an apocalyptic number.

It is an amenable number.

13778339883713 is a deficient number, since it is larger than the sum of its proper divisors (1).

13778339883713 is an equidigital number, since it uses as much as digits as its factorization.

13778339883713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 384072192, while the sum is 71.

The spelling of 13778339883713 in words is "thirteen trillion, seven hundred seventy-eight billion, three hundred thirty-nine million, eight hundred eighty-three thousand, seven hundred thirteen".