19739677196683 has 2 divisors, whose sum is σ = 19739677196684. Its totient is φ = 19739677196682.

The previous prime is 19739677196677. The next prime is 19739677196713. The reversal of 19739677196683 is 38669177693791.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19739677196683 - 2⁴¹ = 17540653941131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 19739677196597 and 19739677196606.

It is not a weakly prime, because it can be changed into another prime (19739677196623) 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, 9869838598341 + 9869838598342.

It is an arithmetic number, because the mean of its divisors is an integer number (9869838598342).

Almost surely, 2^{19739677196683} is an apocalyptic number.

19739677196683 is a deficient number, since it is larger than the sum of its proper divisors (1).

19739677196683 is an equidigital number, since it uses as much as digits as its factorization.

19739677196683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888730944, while the sum is 82.

The spelling of 19739677196683 in words is "nineteen trillion, seven hundred thirty-nine billion, six hundred seventy-seven million, one hundred ninety-six thousand, six hundred eighty-three".